第一个
[KCauldron version retrievier/WARN]: Error occured during retriving version
java.lang.Throwable
        at kcauldron.KLog.log(KLog.java:30) [KLog.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.KLog.warning(KLog.java:41) [KLog.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.uncaughtException(KVersionRetriever.java:114) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:108) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.run(KVersionRetriever.java:69) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_72]
Caused by: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
        at sun.security.ssl.Alerts.getSSLException(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:394) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:353) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134) ~[DefaultHttpClientConnectionOperator.class:4.4.1]
        at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353) ~[PoolingHttpClientConnectionManager.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184) ~[ProtocolExec.class:4.4.1]
        at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88) ~[RetryExec.class:4.4.1]
        at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) ~[RedirectExec.class:4.4.1]
        at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184) ~[InternalHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) ~[CloseableHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107) ~[CloseableHttpClient.class:4.4.1]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:92) ~[KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        ... 2 more
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
        at sun.security.validator.PKIXValidator.doBuild(Unknown Source) ~[?:1.8.0_72]
        at sun.security.validator.PKIXValidator.engineValidate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.validator.Validator.validate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:394) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:353) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134) ~[DefaultHttpClientConnectionOperator.class:4.4.1]
        at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353) ~[PoolingHttpClientConnectionManager.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184) ~[ProtocolExec.class:4.4.1]
        at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88) ~[RetryExec.class:4.4.1]
        at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) ~[RedirectExec.class:4.4.1]
        at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184) ~[InternalHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) ~[CloseableHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107) ~[CloseableHttpClient.class:4.4.1]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:92) ~[KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        ... 2 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
        at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source) ~[?:1.8.0_72]
        at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source) ~[?:1.8.0_72]
        at java.security.cert.CertPathBuilder.build(Unknown Source) ~[?:1.8.0_72]
        at sun.security.validator.PKIXValidator.doBuild(Unknown Source) ~[?:1.8.0_72]
        at sun.security.validator.PKIXValidator.engineValidate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.validator.Validator.validate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:394) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:353) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134) ~[DefaultHttpClientConnectionOperator.class:4.4.1]
        at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353) ~[PoolingHttpClientConnectionManager.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184) ~[ProtocolExec.class:4.4.1]
        at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88) ~[RetryExec.class:4.4.1]
        at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) ~[RedirectExec.class:4.4.1]
        at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184) ~[InternalHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) ~[CloseableHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107) ~[CloseableHttpClient.class:4.4.1]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:92) ~[KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        ... 2 more

第二个
[00:21:14] [KCauldron version retrievier/WARN]: Error occured during retriving version
java.lang.Throwable
        at kcauldron.KLog.log(KLog.java:30) [KLog.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.KLog.warning(KLog.java:41) [KLog.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.uncaughtException(KVersionRetriever.java:114) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:108) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.run(KVersionRetriever.java:69) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_72]
Caused by: org.apache.http.conn.HttpHostConnectException: Connect to api.prok.pw:443 [api.prok.pw/95.188.83.80] failed: Connection timed out: connect
        at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:151) ~[DefaultHttpClientConnectionOperator.class:4.4.1]
        at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353) ~[PoolingHttpClientConnectionManager.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184) ~[ProtocolExec.class:4.4.1]
        at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88) ~[RetryExec.class:4.4.1]
        at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) ~[RedirectExec.class:4.4.1]
        at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184) ~[InternalHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) ~[CloseableHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107) ~[CloseableHttpClient.class:4.4.1]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:92) ~[KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        ... 2 more
Caused by: java.net.ConnectException: Connection timed out: connect
        at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) ~[?:1.8.0_72]
        at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) ~[?:1.8.0_72]
        at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) ~[?:1.8.0_72]
        at java.net.AbstractPlainSocketImpl.connect(Unknown Source) ~[?:1.8.0_72]
        at java.net.PlainSocketImpl.connect(Unknown Source) ~[?:1.8.0_72]
        at java.net.SocksSocketImpl.connect(Unknown Source) ~[?:1.8.0_72]
        at java.net.Socket.connect(Unknown Source) ~[?:1.8.0_72]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:337) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134) ~[DefaultHttpClientConnectionOperator.class:4.4.1]
        at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353) ~[PoolingHttpClientConnectionManager.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184) ~[ProtocolExec.class:4.4.1]
        at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88) ~[RetryExec.class:4.4.1]
        at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) ~[RedirectExec.class:4.4.1]
        at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184) ~[InternalHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) ~[CloseableHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107) ~[CloseableHttpClient.class:4.4.1]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:92) ~[KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        ... 2 more
还有这个
这是报错不知道是什么原因谁知道帮我看看谢谢

[KCauldron version retrievier/WARN]: Error occured during retriving version
java.lang.Throwable
        at kcauldron.KLog.log(KLog.java:30) [KLog.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.KLog.warning(KLog.java:41) [KLog.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.uncaughtException(KVersionRetriever.java:114) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:108) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.run(KVersionRetriever.java:69) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_72]
Caused by: org.apache.http.conn.HttpHostConnectException: Connect to api.prok.pw:443 [api.prok.pw/95.188.83.80] failed: Connection timed out: connect
        at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:151) ~[DefaultHttpClientConnectionOperator.class:4.4.1]
        at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353) ~[PoolingHttpClientConnectionManager.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184) ~[ProtocolExec.class:4.4.1]
        at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88) ~[RetryExec.class:4.4.1]
        at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) ~[RedirectExec.class:4.4.1]
        at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184) ~[InternalHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) ~[CloseableHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107) ~[CloseableHttpClient.class:4.4.1]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:92) ~[KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        ... 2 more
Caused by: java.net.ConnectException: Connection timed out: connect
        at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) ~[?:1.8.0_72]
        at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) ~[?:1.8.0_72]
        at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) ~[?:1.8.0_72]
        at java.net.AbstractPlainSocketImpl.connect(Unknown Source) ~[?:1.8.0_72]
        at java.net.PlainSocketImpl.connect(Unknown Source) ~[?:1.8.0_72]
        at java.net.SocksSocketImpl.connect(Unknown Source) ~[?:1.8.0_72]
        at java.net.Socket.connect(Unknown Source) ~[?:1.8.0_72]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:337) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134) ~[DefaultHttpClientConnectionOperator.class:4.4.1]
        at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353) ~[PoolingHttpClientConnectionManager.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184) ~[ProtocolExec.class:4.4.1]
        at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88) ~[RetryExec.class:4.4.1]
        at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) ~[RedirectExec.class:4.4.1]
        at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184) ~[InternalHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) ~[CloseableHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107) ~[CloseableHttpClient.class:4.4.1]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:92) ~[KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        ... 2 more
还有这个 帮我看看谢谢

[KCauldron version retrievier/WARN] [KCauldron: KVersionRetriever/]: Error occured during retriving version
java.lang.Throwable
        at kcauldron.KLog.log(KLog.java:30) [KLog.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.KLog.warning(KLog.java:41) [KLog.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.uncaughtException(KVersionRetriever.java:114) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:108) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at kcauldron.updater.KVersionRetriever.run(KVersionRetriever.java:69) [KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_72]
Caused by: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
        at sun.security.ssl.Alerts.getSSLException(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:394) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:353) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134) ~[DefaultHttpClientConnectionOperator.class:4.4.1]
        at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353) ~[PoolingHttpClientConnectionManager.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184) ~[ProtocolExec.class:4.4.1]
        at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88) ~[RetryExec.class:4.4.1]
        at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) ~[RedirectExec.class:4.4.1]
        at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184) ~[InternalHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) ~[CloseableHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107) ~[CloseableHttpClient.class:4.4.1]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:92) ~[KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        ... 2 more
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
        at sun.security.validator.PKIXValidator.doBuild(Unknown Source) ~[?:1.8.0_72]
        at sun.security.validator.PKIXValidator.engineValidate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.validator.Validator.validate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:394) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:353) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134) ~[DefaultHttpClientConnectionOperator.class:4.4.1]
        at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353) ~[PoolingHttpClientConnectionManager.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184) ~[ProtocolExec.class:4.4.1]
        at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88) ~[RetryExec.class:4.4.1]
        at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) ~[RedirectExec.class:4.4.1]
        at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184) ~[InternalHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) ~[CloseableHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107) ~[CloseableHttpClient.class:4.4.1]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:92) ~[KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        ... 2 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
        at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source) ~[?:1.8.0_72]
        at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source) ~[?:1.8.0_72]
        at java.security.cert.CertPathBuilder.build(Unknown Source) ~[?:1.8.0_72]
        at sun.security.validator.PKIXValidator.doBuild(Unknown Source) ~[?:1.8.0_72]
        at sun.security.validator.PKIXValidator.engineValidate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.validator.Validator.validate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_72]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:394) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:353) ~[SSLConnectionSocketFactory.class:4.4.1]
        at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134) ~[DefaultHttpClientConnectionOperator.class:4.4.1]
        at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353) ~[PoolingHttpClientConnectionManager.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) ~[MainClientExec.class:4.4.1]
        at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184) ~[ProtocolExec.class:4.4.1]
        at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88) ~[RetryExec.class:4.4.1]
        at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) ~[RedirectExec.class:4.4.1]
        at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184) ~[InternalHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) ~[CloseableHttpClient.class:4.4.1]
        at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107) ~[CloseableHttpClient.class:4.4.1]
        at kcauldron.updater.KVersionRetriever.check(KVersionRetriever.java:92) ~[KVersionRetriever.class:1.7.10-R0.1-SNAPSHOT]
        ... 2 more
这些都是什么原因？

还有这个是1.7.10MOD服务端 谁能看懂帮帮我谢谢

把kcauldron.yml 里面的updata-checker 的true改成false

updatechecker:
  quiet: false
  symlinks: KCauldron.jar
  enable: true
  autorestart: false
  autoinstall: false


  enable: true是改这个么？