Java Runtime errors

Core environment and runtime library

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  1. HttpURLConnection.getInputStream() has thrown an IOException
    No solution
  2. HttpURLConnection.getInputStream0() has thrown an IOException

    401 means "Unauthorized", so there must be something with your credentials. You need to pass the authentication to let the server know its a valid user. Check whether the authentication details are provided.

  3. HttpURLConnection.getInputStream() has thrown a FileNotFoundException
    No solution

DescriptionException TypeEntry MethodWeb pages

HttpURLConnection.getInputStream() has thrown an IOException

java.io.IOException
sun.net.www.protocol.http.HttpURLConnection.getInputStream
981Web pages
IOExceptionHttpURLConnection.getInputStream981

HttpURLConnection.getInputStream0() has thrown an IOException

java.io.IOException
sun.net.www.protocol.http.HttpURLConnection.getInputStream0
929Web pages
1Solution
IOExceptionHttpURLConnection.getInputStream0929

HttpURLConnection.getInputStream() has thrown a FileNotFoundException

java.io.FileNotFoundException
sun.net.www.protocol.http.HttpURLConnection.getInputStream
505Web pages
FileNotFoundExceptionHttpURLConnection.getInputStream505

HttpURLConnection.getInputStream0() has thrown a FileNotFoundException

java.io.FileNotFoundException
sun.net.www.protocol.http.HttpURLConnection.getInputStream0
226Web pages
FileNotFoundExceptionHttpURLConnection.getInputStream0226

HttpURLConnection.doTunneling() has thrown an IOException

java.io.IOException
sun.net.www.protocol.http.HttpURLConnection.doTunneling
83Web pages
IOExceptionHttpURLConnection.doTunneling83

HttpURLConnection$StreamingOutputStream.checkError() has thrown an IOException

java.io.IOException
sun.net.www.protocol.http.HttpURLConnection$StreamingOutputStream.checkError
73Web pages
IOExceptionHttpURLConnection$StreamingOutputStream.checkError73

HttpURLConnection.writeRequests() has thrown an IOException

java.io.IOException
sun.net.www.protocol.http.HttpURLConnection.writeRequests
64Web pages
IOExceptionHttpURLConnection.writeRequests64

HttpURLConnection.getInputStream() has thrown a ProtocolException

java.net.ProtocolException
sun.net.www.protocol.http.HttpURLConnection.getInputStream
55Web pages
ProtocolExceptionHttpURLConnection.getInputStream55

HttpURLConnection$StreamingOutputStream.close() has thrown an IOException

java.io.IOException
sun.net.www.protocol.http.HttpURLConnection$StreamingOutputStream.close
31Web pages
IOExceptionHttpURLConnection$StreamingOutputStream.close31

HttpURLConnection.getInputStream() has thrown a HttpRetryException

java.net.HttpRetryException
sun.net.www.protocol.http.HttpURLConnection.getInputStream
31Web pages
HttpRetryExceptionHttpURLConnection.getInputStream31

HttpURLConnection.setRequestProperty() has thrown an IllegalStateException

java.lang.IllegalStateException
sun.net.www.protocol.http.HttpURLConnection.setRequestProperty
30Web pages
IllegalStateExceptionHttpURLConnection.setRequestProperty30

HttpURLConnection.getOutputStream() has thrown a ProtocolException

java.net.ProtocolException
sun.net.www.protocol.http.HttpURLConnection.getOutputStream
27Web pages
ProtocolExceptionHttpURLConnection.getOutputStream27

HttpURLConnection.checkMessageHeader() has thrown an IllegalArgumentException

java.lang.IllegalArgumentException
sun.net.www.protocol.http.HttpURLConnection.checkMessageHeader
24Web pages
IllegalArgumentExceptionHttpURLConnection.checkMessageHeader24

HttpURLConnection.getInputStream() has thrown a RuntimeException

java.lang.RuntimeException
sun.net.www.protocol.http.HttpURLConnection.getInputStream
19Web pages
RuntimeExceptionHttpURLConnection.getInputStream19

HttpURLConnection$HttpInputStream.ensureOpen() has thrown an IOException

java.io.IOException
sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.ensureOpen
13Web pages
IOExceptionHttpURLConnection$HttpInputStream.ensureOpen13

HttpURLConnection.connect() has thrown a NullPointerException

java.lang.NullPointerException
2 frames hidden
sun.net.www.protocol.http.HttpURLConnection.connect
11Web pages
NullPointerExceptionHttpURLConnection.connect11

HttpURLConnection.getInputStream() has thrown a ClassNotFoundException

java.lang.ClassNotFoundException
sun.net.www.protocol.http.HttpURLConnection.getInputStream
8Web pages
ClassNotFoundExceptionHttpURLConnection.getInputStream8

HttpURLConnection.getInputStream() has thrown a HttpRetryException

java.net.HttpRetryException
1 frames hidden
sun.net.www.protocol.http.HttpURLConnection.getInputStream
8Web pages
HttpRetryExceptionHttpURLConnection.getInputStream8

HttpURLConnection.getInputStream() has thrown a ProtocolException

java.net.ProtocolException
1 frames hidden
sun.net.www.protocol.http.HttpURLConnection.getInputStream
8Web pages
ProtocolExceptionHttpURLConnection.getInputStream8

HttpURLConnection.getInputStream0() has thrown a RuntimeException

java.lang.RuntimeException
sun.net.www.protocol.http.HttpURLConnection.getInputStream0
7Web pages
RuntimeExceptionHttpURLConnection.getInputStream07

HttpURLConnection.plainConnect0() has thrown a NullPointerException

java.lang.NullPointerException
sun.net.www.protocol.http.HttpURLConnection.plainConnect0
6Web pages
NullPointerExceptionHttpURLConnection.plainConnect06

HttpURLConnection.getInputStream() has thrown a NullPointerException

java.lang.NullPointerException
sun.net.www.protocol.http.HttpURLConnection.getInputStream
5Web pages
NullPointerExceptionHttpURLConnection.getInputStream5

HttpURLConnection.setRequestMethod() has thrown an IllegalStateException

java.lang.IllegalStateException
sun.net.www.protocol.http.HttpURLConnection.setRequestMethod
5Web pages
IllegalStateExceptionHttpURLConnection.setRequestMethod5

HttpURLConnection.getInputStream() has thrown a HttpURLConnection

sun.net.www.protocol.http.HttpURLConnection
sun.net.www.protocol.http.HttpURLConnection.getInputStream
5Web pages
HttpURLConnectionHttpURLConnection.getInputStream5

HttpURLConnection.getInputStream() has thrown a NullPointerException

java.lang.NullPointerException
1 frames hidden
sun.net.www.protocol.http.HttpURLConnection.getInputStream
4Web pages
NullPointerExceptionHttpURLConnection.getInputStream4

HttpURLConnection.access$200() has thrown a ContributorHandler$DLThread

com.brandon3055.draconicevolution.handlers.ContributorHandler$DLThread
sun.net.www.protocol.http.HttpURLConnection.access$200
4Web pages
ContributorHandler$DLThreadHttpURLConnection.access$2004

HttpURLConnection.getInputStream() has thrown a ContributorHandler$DLThread

com.brandon3055.draconicevolution.handlers.ContributorHandler$DLThread
sun.net.www.protocol.http.HttpURLConnection.getInputStream
4Web pages
ContributorHandler$DLThreadHttpURLConnection.getInputStream4

HttpURLConnection$9.run() has thrown a ContributorHandler$DLThread

com.brandon3055.draconicevolution.handlers.ContributorHandler$DLThread
sun.net.www.protocol.http.HttpURLConnection$9.run
4Web pages
ContributorHandler$DLThreadHttpURLConnection$9.run4

HttpURLConnection.plainConnect() has thrown a NullPointerException

java.lang.NullPointerException
sun.net.www.protocol.http.HttpURLConnection.plainConnect
4Web pages
NullPointerExceptionHttpURLConnection.plainConnect4

HttpURLConnection.getOutputStream() has thrown a ProtocolException

java.net.ProtocolException
1 frames hidden
sun.net.www.protocol.http.HttpURLConnection.getOutputStream
3Web pages
ProtocolExceptionHttpURLConnection.getOutputStream3

HttpURLConnection.getInputStream() has thrown a NoClassDefFoundError

java.lang.NoClassDefFoundError
2 frames hidden
sun.net.www.protocol.http.HttpURLConnection.getInputStream
3Web pages
NoClassDefFoundErrorHttpURLConnection.getInputStream3

HttpURLConnection$9.run() has thrown a Sender

net.minecraftforge.mercurius.Sender
sun.net.www.protocol.http.HttpURLConnection$9.run
3Web pages
SenderHttpURLConnection$9.run3

HttpURLConnection$StreamingOutputStream.write() has thrown an IOException

java.io.IOException
sun.net.www.protocol.http.HttpURLConnection$StreamingOutputStream.write
3Web pages
IOExceptionHttpURLConnection$StreamingOutputStream.write3

HttpURLConnection.URLtoSocketPermission() has thrown an IllegalArgumentException

java.lang.IllegalArgumentException
2 frames hidden
sun.net.www.protocol.http.HttpURLConnection.URLtoSocketPermission
3Web pages
IllegalArgumentExceptionHttpURLConnection.URLtoSocketPermission3

HttpURLConnection.access$200() has thrown a Sender

net.minecraftforge.mercurius.Sender
sun.net.www.protocol.http.HttpURLConnection.access$200
3Web pages
SenderHttpURLConnection.access$2003

HttpURLConnection.getInputStream() has thrown a Sender

net.minecraftforge.mercurius.Sender
sun.net.www.protocol.http.HttpURLConnection.getInputStream
3Web pages
SenderHttpURLConnection.getInputStream3

HttpURLConnection.getInputStream() has thrown a ClientProxy

eladkay.scanner.proxy.ClientProxy
sun.net.www.protocol.http.HttpURLConnection.getInputStream
2Web pages
ClientProxyHttpURLConnection.getInputStream2

HttpURLConnection.getOutputStream0() has thrown a Sender

net.minecraftforge.mercurius.Sender
sun.net.www.protocol.http.HttpURLConnection.getOutputStream0
2Web pages
SenderHttpURLConnection.getOutputStream02

HttpURLConnection.access$100() has thrown a Sender

net.minecraftforge.mercurius.Sender
sun.net.www.protocol.http.HttpURLConnection.access$100
2Web pages
SenderHttpURLConnection.access$1002

HttpURLConnection.plainConnect() has thrown a Sender

net.minecraftforge.mercurius.Sender
sun.net.www.protocol.http.HttpURLConnection.plainConnect
2Web pages
SenderHttpURLConnection.plainConnect2

HttpURLConnection.getInputStream() has thrown a NullPointerException

java.lang.NullPointerException
1 frames hidden
sun.net.www.protocol.http.HttpURLConnection.getInputStream
2Web pages
NullPointerExceptionHttpURLConnection.getInputStream2

HttpURLConnection.getNewHttpClient() has thrown a RuntimeException

java.lang.RuntimeException
11 frames hidden
sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient
2Web pages
RuntimeExceptionHttpURLConnection.getNewHttpClient2

HttpURLConnection$HttpInputStream.reset() has thrown an IOException

java.io.IOException
2 frames hidden
sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.reset
2Web pages
IOExceptionHttpURLConnection$HttpInputStream.reset2

HttpURLConnection.getOutputStream() has thrown a NullPointerException

java.lang.NullPointerException
13 frames hidden
sun.net.www.protocol.http.HttpURLConnection.getOutputStream
2Web pages
NullPointerExceptionHttpURLConnection.getOutputStream2

HttpURLConnection.setRequestProperty() has thrown an IllegalAccessError

java.lang.IllegalAccessError
sun.net.www.protocol.http.HttpURLConnection.setRequestProperty
2Web pages
IllegalAccessErrorHttpURLConnection.setRequestProperty2

HttpURLConnection.getOutputStream() has thrown a Sender

net.minecraftforge.mercurius.Sender
sun.net.www.protocol.http.HttpURLConnection.getOutputStream
2Web pages
SenderHttpURLConnection.getOutputStream2

HttpURLConnection.getHeaderFields() has thrown a ClassCircularityError

java.lang.ClassCircularityError
8 frames hidden
sun.net.www.protocol.http.HttpURLConnection.getHeaderFields
2Web pages
ClassCircularityErrorHttpURLConnection.getHeaderFields2

HttpURLConnection$HttpInputStream.read() has thrown a SecurityException

java.lang.SecurityException
14 frames hidden
sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read
2Web pages
SecurityExceptionHttpURLConnection$HttpInputStream.read2

HttpURLConnection.plainConnect0() has thrown a Sender

net.minecraftforge.mercurius.Sender
sun.net.www.protocol.http.HttpURLConnection.plainConnect0
2Web pages
SenderHttpURLConnection.plainConnect02

HttpURLConnection.access$200() has thrown a ClientProxy

eladkay.scanner.proxy.ClientProxy
sun.net.www.protocol.http.HttpURLConnection.access$200
2Web pages
ClientProxyHttpURLConnection.access$2002
Package namePatterns foundSolution coverageSummary coverage
java.lang40106
java.io3868
java.awt3604
java.util.concurrent3489
java.lang.reflect3445
sun.reflect2108
java.util2069
java.net2067
javax.swing1378
java.security851
javax.naming842
java.sql689
sun.net.www.protocol.http687
sun.net.www.protocol.https681
sun.nio.ch457
java.util.zip289
sun.rmi.server287
java.util.regex260
sun.rmi.transport.tcp259
java.nio.file257
com.sun.jndi.ldap243
com.sun.org.apache.xerces.internal.impl235
com.sun.org.apache.xerces.internal.parsers221
javax.swing.plaf.basic217
sun.net.www.http217
sun.misc179
java.util.stream179
java.util.logging153
com.sun.org.apache.xerces.internal.jaxp151
java.nio148
java.util.jar142
javax.swing.text141
sun.launcher138
java.beans137
java.text133
javax.imageio129
sun.rmi.registry127
javax.management.remote.rmi116
javax.security.auth.login115
javax.net.ssl114
java.rmi114
com.sun.org.apache.xalan.internal.xsltc.trax110
sun.nio.cs110
java.awt.image104
javax.security.auth98
sun.rmi.transport97
java.nio.channels95
sun.instrument92
java.util.concurrent.locks88
java.awt.event86
Package nameClass namePatterns foundSolution coverageSummary coverage
sun.net.www.protocol.httpHttpURLConnection595
sun.net.www.protocol.httpHttpURLConnection$HttpInputStream53
sun.net.www.protocol.httpHttpURLConnection$624
sun.net.www.protocol.httpHttpURLConnection$97
sun.net.www.protocol.httpHttpURLConnection$StreamingOutputStream6
sun.net.www.protocol.httpHttpURLConnection$81
sun.net.www.protocol.httpAuthenticationInfo1
sun.net.www.protocol.httpHttpURLConnection$101
Package nameClass nameMethod namePatterns foundSolution coverage
sun.net.www.protocol.httpHttpURLConnectiongetInputStream275
sun.net.www.protocol.httpHttpURLConnectionconnect92
sun.net.www.protocol.httpHttpURLConnectiongetOutputStream60
sun.net.www.protocol.httpHttpURLConnection$HttpInputStreamread47
sun.net.www.protocol.httpHttpURLConnectiongetNewHttpClient35
sun.net.www.protocol.httpHttpURLConnectiongetInputStream028
sun.net.www.protocol.httpHttpURLConnectionplainConnect025
sun.net.www.protocol.httpHttpURLConnectiongetHeaderField25
sun.net.www.protocol.httpHttpURLConnection$6run24
sun.net.www.protocol.httpHttpURLConnectionplainConnect9
sun.net.www.protocol.httpHttpURLConnection$9run7
sun.net.www.protocol.httpHttpURLConnectionsetRequestProperty5
sun.net.www.protocol.httpHttpURLConnectiongetOutputStream05
sun.net.www.protocol.httpHttpURLConnectionwriteRequests4
sun.net.www.protocol.httpHttpURLConnectionaccess$2004
sun.net.www.protocol.httpHttpURLConnectiongetHeaderFields4
sun.net.www.protocol.httpHttpURLConnectiondoTunneling4
sun.net.www.protocol.httpHttpURLConnection$StreamingOutputStreamwrite4
sun.net.www.protocol.httpHttpURLConnection$HttpInputStreamclose4
sun.net.www.protocol.httpHttpURLConnectiongetHeaderFieldKey3
sun.net.www.protocol.httpHttpURLConnectiongetResponseCode3
sun.net.www.protocol.httpHttpURLConnectionsetRequestMethod2
sun.net.www.protocol.httpHttpURLConnectiongetChainedException2
sun.net.www.protocol.httpHttpURLConnectionURLtoSocketPermission2
sun.net.www.protocol.httpHttpURLConnectionfollowRedirect1
sun.net.www.protocol.httpHttpURLConnection$HttpInputStreamreset1
sun.net.www.protocol.httpHttpURLConnectionaccess$1001
sun.net.www.protocol.httpHttpURLConnectioncheckMessageHeader1
sun.net.www.protocol.httpHttpURLConnectionresetProxyAuthentication1
sun.net.www.protocol.httpHttpURLConnectionexpect100Continue1
sun.net.www.protocol.httpHttpURLConnectionisExternalMessageHeaderAllowed1
sun.net.www.protocol.httpHttpURLConnectionopenConnectionCheckRedirects1
sun.net.www.protocol.httpHttpURLConnection$10run1
sun.net.www.protocol.httpHttpURLConnectionaddRequestProperty1
sun.net.www.protocol.httpHttpURLConnection$HttpInputStreamensureOpen1
sun.net.www.protocol.httpHttpURLConnection$8run1
sun.net.www.protocol.httpHttpURLConnection$StreamingOutputStreamcheckError1
sun.net.www.protocol.httpHttpURLConnection$StreamingOutputStreamclose1
sun.net.www.protocol.httpAuthenticationInfogetAuth1
Package nameClass nameMethod nameException TypePatterns foundSolution coverage
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamSSLHandshakeException44
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamConnectException43
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamSocketException37
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamUnknownHostException26
sun.net.www.protocol.httpHttpURLConnectionconnectConnectException25
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamSocketTimeoutException21
sun.net.www.protocol.httpHttpURLConnectionconnectSocketException18
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamIOException18
sun.net.www.protocol.httpHttpURLConnectiongetOutputStreamConnectException16
sun.net.www.protocol.httpHttpURLConnection$HttpInputStreamreadIOException15
sun.net.www.protocol.httpHttpURLConnectionconnectUnknownHostException15
sun.net.www.protocol.httpHttpURLConnection$6runIOException14
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamIllegalArgumentException13
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamSSLException12
sun.net.www.protocol.httpHttpURLConnection$HttpInputStreamreadSocketTimeoutException12
sun.net.www.protocol.httpHttpURLConnection$HttpInputStreamreadSocketException12
sun.net.www.protocol.httpHttpURLConnectionplainConnect0ConnectException11
sun.net.www.protocol.httpHttpURLConnectiongetNewHttpClientConnectException11
sun.net.www.protocol.httpHttpURLConnectiongetOutputStreamSSLHandshakeException9
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamNoRouteToHostException9
sun.net.www.protocol.httpHttpURLConnectiongetNewHttpClientSocketException9
sun.net.www.protocol.httpHttpURLConnectionconnectSocketTimeoutException9
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamFileNotFoundException8
sun.net.www.protocol.httpHttpURLConnectiongetOutputStreamUnknownHostException8
sun.net.www.protocol.httpHttpURLConnectionconnectNoRouteToHostException8
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamAccessControlException8
sun.net.www.protocol.httpHttpURLConnection$HttpInputStreamreadSSLException7
sun.net.www.protocol.httpHttpURLConnectiongetInputStreamNullPointerException7
sun.net.www.protocol.httpHttpURLConnectionconnectAccessControlException6
sun.net.www.protocol.httpHttpURLConnection$6runFileNotFoundException6
sun.net.www.protocol.httpHttpURLConnectiongetInputStream0SSLHandshakeException6
sun.net.www.protocol.httpHttpURLConnectiongetNewHttpClientUnknownHostException5
sun.net.www.protocol.httpHttpURLConnectiongetInputStream0SocketTimeoutException5
sun.net.www.protocol.httpHttpURLConnectiongetInputStream0SocketException5
sun.net.www.protocol.httpHttpURLConnectiongetOutputStreamSocketTimeoutException5
sun.net.www.protocol.httpHttpURLConnectiongetOutputStreamSocketException5
sun.net.www.protocol.httpHttpURLConnectionplainConnect0UnknownHostException5
sun.net.www.protocol.httpHttpURLConnectiongetNewHttpClientSocketTimeoutException4
sun.net.www.protocol.httpHttpURLConnectiongetOutputStreamAccessControlException4
sun.net.www.protocol.httpHttpURLConnectiongetHeaderFieldConnectException4
sun.net.www.protocol.httpHttpURLConnectionconnectIllegalArgumentException3
sun.net.www.protocol.httpHttpURLConnectiongetInputStream0IOException3
sun.net.www.protocol.httpHttpURLConnectionconnectBindException3
sun.net.www.protocol.httpHttpURLConnectiongetOutputStreamProtocolException3
sun.net.www.protocol.httpHttpURLConnectiongetOutputStream0SSLHandshakeException3
sun.net.www.protocol.httpHttpURLConnectiongetHeaderFieldIllegalArgumentException3
sun.net.www.protocol.httpHttpURLConnectiongetOutputStreamIOException3
sun.net.www.protocol.httpHttpURLConnectiongetHeaderFieldUnknownHostException3
sun.net.www.protocol.httpHttpURLConnection$StreamingOutputStreamwriteIOException3
sun.net.www.protocol.httpHttpURLConnectionplainConnectIllegalArgumentException3