Hi, there's a whole chain of errors on the server. Here's what it says.
[13:24:41 WARN]: Couldn't look up profile properties for com.mojang.authlib.GameProfile@6b4ae00e[id=39d93694-bd4d-4d5f-8413-03db3839e3c9,name=CoolLord22,properties={},legacy=false]
com.mojang.authlib.exceptions.AuthenticationUnavailableException: Cannot contact authentication server
at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:71) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillGameProfile(YggdrasilMinecraftSessionService.java:175) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillProfileProperties(YggdrasilMinecraftSessionService.java:168) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at net.minecraft.server.v1_8_R3.TileEntitySkull$1.load(TileEntitySkull.java:70) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at net.minecraft.server.v1_8_R3.TileEntitySkull$1.load(TileEntitySkull.java:1) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3524) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2317) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2280) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2195) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.google.common.cache.LocalCache.get(LocalCache.java:3934) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:3938) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4821) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4827) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at net.minecraft.server.v1_8_R3.TileEntitySkull$3.run(TileEntitySkull.java:172) [spigot.jar:git-Spigot-21fe707-e1ebe52]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.8.0_111]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.8.0_111]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_111]
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_111]
at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.Handshaker.fatalSE(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Unknown Source) ~[?:1.8.0_111]
at com.mojang.authlib.HttpAuthenticationService.performGetRequest(HttpAuthenticationService.java:126) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:54) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
... 16 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_111]
at sun.security.validator.PKIXValidator.engineValidate(Unknown Source) ~[?:1.8.0_111]
at sun.security.validator.Validator.validate(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Unknown Source) ~[?:1.8.0_111]
at com.mojang.authlib.HttpAuthenticationService.performGetRequest(HttpAuthenticationService.java:126) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:54) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
... 16 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_111]
at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source) ~[?:1.8.0_111]
at java.security.cert.CertPathBuilder.build(Unknown Source) ~[?:1.8.0_111]
at sun.security.validator.PKIXValidator.doBuild(Unknown Source) ~[?:1.8.0_111]
at sun.security.validator.PKIXValidator.engineValidate(Unknown Source) ~[?:1.8.0_111]
at sun.security.validator.Validator.validate(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.Handshaker.processLoop(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.Handshaker.process_record(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_111]
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source) ~[?:1.8.0_111]
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Unknown Source) ~[?:1.8.0_111]
at com.mojang.authlib.HttpAuthenticationService.performGetRequest(HttpAuthenticationService.java:126) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:54) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
... 16 more
When they try connecting to the server, it says "Authentication servers are down. Please try again later, sorry!"
In the console it says:
[13:25:43 INFO]: Disconnecting com.mojang.authlib.GameProfile@626ca39c[id=<null>,name=CoolLord22,properties={},legacy=false] (/127.0.0.1:50936): Authentication servers are down. Please try again later, sorry!</div>
<div data-redactor="1">[13:25:43 ERROR]: Couldn't verify username because servers are unavailable
Hi, there's a whole chain of errors on the server. Here's what it says.
When they try connecting to the server, it says "Authentication servers are down. Please try again later, sorry!"
In the console it says: