Java Runtime errors

Core environment and runtime library

https://java.com
Solution coverage:
Summary coverage:

DescriptionException TypeEntry MethodWeb pages

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
2 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
10Web pages
NullPointerExceptionThreadPoolExecutor.runWorker10

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
18 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
5Web pages
NullPointerExceptionThreadPoolExecutor.runWorker5

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
6 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
3Web pages
NullPointerExceptionThreadPoolExecutor.runWorker3

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
java.util.concurrent.ThreadPoolExecutor.runWorker
3Web pages
NullPointerExceptionThreadPoolExecutor.runWorker3

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
5 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
2Web pages
NullPointerExceptionThreadPoolExecutor.runWorker2

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
16 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
2Web pages
NullPointerExceptionThreadPoolExecutor.runWorker2

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
17 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
2Web pages
NullPointerExceptionThreadPoolExecutor.runWorker2

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
3 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
1Web pages
NullPointerExceptionThreadPoolExecutor.runWorker1

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
9 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
1Web pages
NullPointerExceptionThreadPoolExecutor.runWorker1

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
12 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
1Web pages
NullPointerExceptionThreadPoolExecutor.runWorker1

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
204 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
1Web pages
NullPointerExceptionThreadPoolExecutor.runWorker1

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
10 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
1Web pages
NullPointerExceptionThreadPoolExecutor.runWorker1

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
2 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
0Web pages
NullPointerExceptionThreadPoolExecutor.runWorker0

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
9 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
0Web pages
NullPointerExceptionThreadPoolExecutor.runWorker0

ThreadPoolExecutor.runWorker() has thrown a NullPointerException

java.lang.NullPointerException
2 frames hidden
java.util.concurrent.ThreadPoolExecutor.runWorker
0Web pages
NullPointerExceptionThreadPoolExecutor.runWorker0
Package namePatterns foundSolution coverageSummary coverage
java.lang7927
java.util.concurrent4667
java.io4419
java.lang.reflect4019
java.awt2397
java.net2282
sun.reflect2209
java.util1921
javax.swing1636
java.security1033
javax.naming1017
java.sql803
sun.net.www.protocol.http740
sun.net.www.protocol.https718
sun.nio.ch466
sun.rmi.server381
sun.rmi.transport.tcp326
java.util.zip322
com.sun.jndi.ldap289
java.util.regex285
com.sun.org.apache.xerces.internal.impl269
sun.net.www.http261
java.nio.file257
com.sun.org.apache.xerces.internal.parsers247
javax.swing.plaf.basic240
sun.misc236
java.util.logging172
com.sun.org.apache.xerces.internal.jaxp168
java.util.jar162
java.beans160
javax.swing.text158
java.nio157
sun.rmi.registry151
java.util.stream143
javax.security.auth.login143
java.text143
javax.management.remote.rmi142
java.rmi137
javax.imageio135
sun.rmi.transport134
sun.nio.cs131
javax.net.ssl129
java.awt.event124
com.sun.org.apache.xalan.internal.xsltc.trax117
java.awt.image115
javax.security.auth115
java.nio.channels110
java.rmi.server92
java.util.concurrent.locks90
javax.naming.directory88
Package nameClass namePatterns foundSolution coverageSummary coverage
java.util.concurrentThreadPoolExecutor$Worker2093
java.util.concurrentFutureTask1108
java.util.concurrentExecutors$RunnableAdapter703
java.util.concurrentThreadPoolExecutor268
java.util.concurrentForkJoinTask126
java.util.concurrentScheduledThreadPoolExecutor$ScheduledFutureTask70
java.util.concurrentConcurrentHashMap37
java.util.concurrentForkJoinWorkerThread26
java.util.concurrentLinkedBlockingQueue21
java.util.concurrentScheduledThreadPoolExecutor19
java.util.concurrentCompletableFuture18
java.util.concurrentForkJoinPool17
java.util.concurrentAbstractExecutorService15
java.util.concurrentCountDownLatch13
java.util.concurrentArrayBlockingQueue12
java.util.concurrentExecutors$DelegatedExecutorService11
java.util.concurrentConcurrentLinkedQueue9
java.util.concurrentSemaphore8
java.util.concurrentCopyOnWriteArrayList8
java.util.concurrentForkJoinPool$WorkQueue8
java.util.concurrentCompletableFuture$AsyncSupply6
java.util.concurrentLinkedBlockingDeque6
java.util.concurrentConcurrentSkipListMap5
java.util.concurrentTimeUnit5
java.util.concurrentExecutorCompletionService5
java.util.concurrentDelayQueue4
java.util.concurrentExecutors$DefaultThreadFactory4
java.util.concurrentExecutors$DelegatedScheduledExecutorService4
java.util.concurrentCyclicBarrier3
java.util.concurrentCompletableFuture$UniApply3
java.util.concurrentPriorityBlockingQueue3
java.util.concurrentCopyOnWriteArrayList$COWSubList2
java.util.concurrentExecutors$PrivilegedCallable2
java.util.concurrentConcurrentSkipListSet2
java.util.concurrentConcurrentHashMap$ValueIterator2
java.util.concurrentExecutors2
java.util.concurrentCountedCompleter1
java.util.concurrentConcurrentHashMap$ValuesView1
java.util.concurrentConcurrentHashMap$KeyIterator1
java.util.concurrentConcurrentSkipListMap$ValueIterator1
java.util.concurrentPhaser1
java.util.concurrentCopyOnWriteArraySet1
java.util.concurrentCompletableFuture$UniWhenComplete1
java.util.concurrentTimeUnit$31
java.util.concurrentCopyOnWriteArrayList$COWIterator1
java.util.concurrentConcurrentHashMap$Segment1
java.util.concurrentCompletableFuture$BiRelay1
java.util.concurrentForkJoinWorkerThread$InnocuousForkJoinWorkerThread1
java.util.concurrentConcurrentMap1
java.util.concurrentCompletableFuture$UniCompose1
Package nameClass nameMethod namePatterns foundSolution coverage
java.util.concurrentThreadPoolExecutorrunWorker210
java.util.concurrentThreadPoolExecutorexecute23
java.util.concurrentThreadPoolExecutorgetTask9
java.util.concurrentThreadPoolExecutoraddWorker6
java.util.concurrentThreadPoolExecutorreject4
java.util.concurrentThreadPoolExecutorshutdown4
java.util.concurrentThreadPoolExecutor<init>3
java.util.concurrentThreadPoolExecutoraddIfUnderCorePoolSize2
java.util.concurrentThreadPoolExecutorawaitTermination2
java.util.concurrentThreadPoolExecutorsetMaximumPoolSize1
java.util.concurrentThreadPoolExecutorfinalize1
java.util.concurrentThreadPoolExecutorcheckShutdownAccess1
java.util.concurrentThreadPoolExecutoraddThread1
java.util.concurrentThreadPoolExecutorprestartAllCoreThreads1
Package nameClass nameMethod nameException TypePatterns foundSolution coverage
java.util.concurrentThreadPoolExecutorrunWorkerIllegalStateException17
java.util.concurrentThreadPoolExecutorrunWorkerNullPointerException15
java.util.concurrentThreadPoolExecutorrunWorkerIOException15
java.util.concurrentThreadPoolExecutorrunWorkerRuntimeException9
java.util.concurrentThreadPoolExecutorrunWorkerSecurityException8
java.util.concurrentThreadPoolExecutorrunWorkerIllegalArgumentException7
java.util.concurrentThreadPoolExecutorrunWorkerJSONException6
java.util.concurrentThreadPoolExecutorrunWorkerPackageManager$NameNotFoundException5
java.util.concurrentThreadPoolExecutorrunWorkerFileNotFoundException5
java.util.concurrentThreadPoolExecutorrunWorkerNoClassDefFoundError4
java.util.concurrentThreadPoolExecutorrunWorkerInterruptedException4
java.util.concurrentThreadPoolExecutorrunWorkerExecutionException4
java.util.concurrentThreadPoolExecutorrunWorkerSocketTimeoutException4
java.util.concurrentThreadPoolExecutorrunWorkerNumberFormatException4
java.util.concurrentThreadPoolExecutorrunWorkerOutOfMemoryError3
java.util.concurrentThreadPoolExecutorrunWorkerClassNotFoundException3
java.util.concurrentThreadPoolExecutorrunWorkerClassCastException3
java.util.concurrentThreadPoolExecutorrunWorkerConnectException3
java.util.concurrentThreadPoolExecutorrunWorkerSQLiteException3
java.util.concurrentThreadPoolExecutorrunWorkerRenderServiceException2
java.util.concurrentThreadPoolExecutorrunWorkerSQLiteConstraintException2
java.util.concurrentThreadPoolExecutorrunWorkerSmackException$NoResponseException2
java.util.concurrentThreadPoolExecutorrunWorkerBindException2
java.util.concurrentThreadPoolExecutorrunWorkerUnsatisfiedLinkError2
java.util.concurrentThreadPoolExecutorrunWorkerDataIntegrityViolationException2
java.util.concurrentThreadPoolExecutorrunWorkerHttpRequest$HttpRequestException2
java.util.concurrentThreadPoolExecutorrunWorkerSparkException2
java.util.concurrentThreadPoolExecutorrunWorkerUnknownHostException2
java.util.concurrentThreadPoolExecutorrunWorkerException2
java.util.concurrentThreadPoolExecutorrunWorkerThrowable2
java.util.concurrentThreadPoolExecutorrunWorkerJiscdRuntimeException2
java.util.concurrentThreadPoolExecutorrunWorkerClosedChannelException2
java.util.concurrentThreadPoolExecutorrunWorkerCryptoException1
java.util.concurrentThreadPoolExecutorrunWorkerConnectException1
java.util.concurrentThreadPoolExecutorrunWorkerResolveException1
java.util.concurrentThreadPoolExecutorrunWorkerMemberLeftException1
java.util.concurrentThreadPoolExecutorrunWorkerBeanCreationException1
java.util.concurrentThreadPoolExecutorrunWorkerNoSuchMethodError1
java.util.concurrentThreadPoolExecutorrunWorkerFluxOnAssembly$AssemblySnapshotException1
java.util.concurrentThreadPoolExecutorrunWorkerKNXTimeoutException1
java.util.concurrentThreadPoolExecutorrunWorkerStreamCorruptedException1
java.util.concurrentThreadPoolExecutorrunWorkerQueueDoesNotExistException1
java.util.concurrentThreadPoolExecutorrunWorkerApolloHttpException1
java.util.concurrentThreadPoolExecutorrunWorkerBinanceApiException1
java.util.concurrentThreadPoolExecutorrunWorkerRetrofitError1
java.util.concurrentThreadPoolExecutorrunWorkerPersistenceException1
java.util.concurrentThreadPoolExecutorrunWorkerAuthenticationFailedException1
java.util.concurrentThreadPoolExecutorrunWorkerNoNodeAvailableException1
java.util.concurrentThreadPoolExecutorrunWorkerGitException1
java.util.concurrentThreadPoolExecutorrunWorkerTestFailedException1