[p]I've only been able to play "offline" for about 2 weeks. I am running Avast Free antivirus. I've tried uninstalling and reinstalling Java and Minecraft multiple times. Now I can't log on at all, even to play offline. Mojang wasn't able to help at all. The photo shows the Suncertpathbuilder exception error. Here's the log I was able to copy when I could play "offline." I've seen other posts for this error and no one seems to have an answer. If you do, please share. I just want to play MC. :*([/p]
[p]"sans-serif">[17:12:45 INFO]: Minecraft Launcher 1.6.61 (through bootstrap 5)
started on windows...[/p]
[p]
[/p]
"sans-serif">[17:12:45 INFO]: Current time is May 31, 2016 5:12:45 PM[/p]
[p]
[p]"sans-serif">[17:12:45 INFO]: Minecraft Launcher 1.6.61 (through bootstrap 5)
started on windows...[/p] [p]
[/p] "sans-serif">[17:12:45 INFO]: Current time is May 31, 2016 5:12:45 PM[/p] [p]
[/p] "sans-serif">[17:12:45 INFO]: System.getProperty('os.name') == 'Windows 10'[/p] [p]
[/p] "sans-serif">[17:12:45 INFO]: System.getProperty('os.version') == '10.0'[/p] [p]
[/p] "sans-serif">[17:12:45 INFO]: System.getProperty('os.arch') == 'x86'[/p] [p]
[/p] "sans-serif">[17:12:45 INFO]: System.getProperty('java.version') == '1.8.0_91'[/p] [p]
[/p] "sans-serif">[17:12:45 INFO]: System.getProperty('java.vendor') == 'Oracle
Corporation'[/p] [p]
[/p] "sans-serif">[17:12:45 INFO]: System.getProperty('sun.arch.data.model') == '32'[/p] [p]
[/p] "sans-serif">[17:12:45 INFO]: proxy == DIRECT[/p] [p]
[/p] "sans-serif">[17:12:45 INFO]: JFX is already initialized[/p] [p]
[/p] "sans-serif">[17:12:45 INFO]: Refreshing local version list...[/p] [p]
[/p] "sans-serif">[17:12:46 INFO]: Refreshing remote version list...[/p] [p]
[/p] "sans-serif">[17:12:46 ERROR]: Unexpected exception refreshing version list[/p] [p]
[/p] "sans-serif">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[/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Alerts.getSSLException(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown
Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Unknown
Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at com.mojang.launcher.Http.performGet(Http.java:54) ~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at net.minecraft.launcher.updater.RemoteVersionList.getContent(RemoteVersionList.java:60)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at
net.minecraft.launcher.updater.RemoteVersionList.refreshVersions(RemoteVersionList.java:42)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at net.minecraft.launcher.updater.MinecraftVersionManager.refreshVersions(MinecraftVersionManager.java:62)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at net.minecraft.launcher.Launcher$2.run(Launcher.java:133)
[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at java.lang.Thread.run(Unknown Source) [?:1.8.0_91][/p] [p]
[/p] "sans-serif">Caused by: sun.security.validator.ValidatorException: PKIX path
building failed: sun.security.provider.certpath.SunCertPathBuilderException:
unable to find valid certification path to requested target[/p] [p]
[/p] "sans-serif">
at sun.security.validator.PKIXValidator.doBuild(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.validator.Validator.validate(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
... 23 more[/p] [p]
[/p] "sans-serif">Caused by: sun.security.provider.certpath.SunCertPathBuilderException:
unable to find valid certification path to requested target[/p] [p]
[/p] "sans-serif">
at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown
Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at java.security.cert.CertPathBuilder.build(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.validator.PKIXValidator.doBuild(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.validator.Validator.validate(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
... 23 more[/p] [p]
[/p] "sans-serif">[17:12:46 INFO]: Loaded 2 profile(s); selected 'SaffireBlue'[/p] [p]
[/p] "sans-serif">[17:12:46 INFO]: Refreshing auth...[/p] [p]
[/p] "sans-serif">[17:12:46 INFO]: Logging in with access token[/p] [p]
[/p] "sans-serif">[17:12:47 ERROR]: Exception whilst logging into profile[/p] [p]
[/p] "sans-serif">com.mojang.authlib.exceptions.AuthenticationUnavailableException:
Cannot contact authentication server[/p] [p]
[/p] "sans-serif">
at
com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:71)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at com.mojang.authlib.yggdrasil.YggdrasilUserAuthentication.logInWithToken(YggdrasilUserAuthentication.java:132)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at
com.mojang.authlib.yggdrasil.YggdrasilUserAuthentication.logIn(YggdrasilUserAuthentication.java:55)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at net.minecraft.launcher.Launcher.ensureLoggedIn(Launcher.java:215)
[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at net.minecraft.launcher.Launcher$2.run(Launcher.java:169)
[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at java.lang.Thread.run(Unknown Source) [?:1.8.0_91][/p] [p]
[/p] "sans-serif">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[/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Alerts.getSSLException(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at
sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown
Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getOutputStream(Unknown
Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at
com.mojang.authlib.HttpAuthenticationService.performPostRequest(HttpAuthenticationService.java:73)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at
com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:54)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
... 9 more[/p] [p]
[/p] "sans-serif">Caused by: sun.security.validator.ValidatorException: PKIX path
building failed: sun.security.provider.certpath.SunCertPathBuilderException:
unable to find valid certification path to requested target[/p] [p]
[/p] "sans-serif">
at sun.security.validator.PKIXValidator.doBuild(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.validator.Validator.validate(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at
sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown
Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getOutputStream(Unknown
Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at com.mojang.authlib.HttpAuthenticationService.performPostRequest(HttpAuthenticationService.java:73)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at
com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:54)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
... 9 more[/p] [p]
[/p] "sans-serif">Caused by:
sun.security.provider.certpath.SunCertPathBuilderException: unable to find
valid certification path to requested target[/p] [p]
[/p] "sans-serif">
at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown
Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at java.security.cert.CertPathBuilder.build(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.validator.PKIXValidator.doBuild(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.validator.Validator.validate(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at
sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown
Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(Unknown Source)
~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getOutputStream(Unknown
Source) ~[?:1.8.0_91][/p] [p]
[/p] "sans-serif">
at
com.mojang.authlib.HttpAuthenticationService.performPostRequest(HttpAuthenticationService.java:73)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
at
com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:54)
~[launcher.jar:1.6.61][/p] [p]
[/p] "sans-serif">
... 9 more[/p] [p]
[/p] "sans-serif"> [/p] [p]
[/p]