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IPA 접속 문제로 다음과 같은 에러가 발생했을 때는 어떻게 해결하나요? 공유

IPA 접속 문제로 다음과 같은 에러가 발생했을 때는 어떻게 해결하나요? 링크드인 공유 페이스북 공유 트위터 공유

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)
             at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
             at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
             at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
             at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
             at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
             at sun.security.ssl.Handshaker.processLoop(Unknown Source)
             at sun.security.ssl.Handshaker.process_record(Unknown Source)
             at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
             at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
             at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
             at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
             at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
             at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
             at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(Unknown Source)
             at com.ingenuity.qiastart.util.ConnectionReader.sendRequest(ConnectionReader.java:236)
             at com.ingenuity.qiastart.util.ConnectionReader.connect(ConnectionReader.java:139)
             at com.ingenuity.qiastart.QiaStartController.qiastartVersionIsAcceptable(QiaStartController.java:974)
             at com.ingenuity.qiastart.QiaStartController.run(QiaStartController.java:206)
             at com.ingenuity.qiastart.QiaStartController.main(QiaStartController.java:159)
             at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
             at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
             at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
             at java.lang.reflect.Method.invoke(Unknown Source)
             at com.exe4j.runtime.LauncherEngine.launch(LauncherEngine.java:85)
             at com.exe4j.runtime.WinLauncher.main(WinLauncher.java:94)
             at com.install4j.runtime.launcher.WinLauncher.main(WinLauncher.java:25)
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)
             at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
             at sun.security.validator.Validator.validate(Unknown Source)
             at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
             at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
             at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
... 23 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)
             at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
             at java.security.cert.CertPathBuilder.build(Unknown Source)
... 29 more

해당 에러 메시지는 프록시 서버 문제로 기관 자체의 방화벽이나 해당 PC의 포트가 막혀서 생기는 증상입니다.
기관 내 전산 관련 부서에 요청을 부탁드려 IPA 접근이 가능하도록 요청 부탁드립니다.

[IPA 관련 자주 묻는 FAQ}