Public bug reported: In the test phase of several of my projects, I get an exception repeated many times (one for each test?). I tested manually installed gradles too and the issue is present on 3.2.1 too but seems fixed in 3.3.
Cannot nest operations in the same thread. Each nested operation must run in its own thread. java.lang.UnsupportedOperationException: Cannot nest operations in the same thread. Each nested operation must run in its own thread. at org.gradle.internal.operations.DefaultBuildOperationWorkerRegistry.doStartOperation(DefaultBuildOperationWorkerRegistry.java:65) at org.gradle.internal.operations.DefaultBuildOperationWorkerRegistry.access$400(DefaultBuildOperationWorkerRegistry.java:30) at org.gradle.internal.operations.DefaultBuildOperationWorkerRegistry$DefaultOperation.operationStart(DefaultBuildOperationWorkerRegistry.java:163) at org.gradle.api.internal.tasks.testing.worker.ForkingTestClassProcessor.processTestClass(ForkingTestClassProcessor.java:68) at org.gradle.api.internal.tasks.testing.processors.RestartEveryNTestClassProcessor.processTestClass(RestartEveryNTestClassProcessor.java:47) at sun.reflect.GeneratedMethodAccessor160.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:35) at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24) at org.gradle.internal.dispatch.FailureHandlingDispatch.dispatch(FailureHandlingDispatch.java:29) at org.gradle.internal.dispatch.AsyncDispatch.dispatchMessages(AsyncDispatch.java:132) at org.gradle.internal.dispatch.AsyncDispatch.access$000(AsyncDispatch.java:33) at org.gradle.internal.dispatch.AsyncDispatch$1.run(AsyncDispatch.java:72) at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:54) at org.gradle.internal.concurrent.StoppableExecutorImpl$1.run(StoppableExecutorImpl.java:40) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: gradle 3.2.1-5 ProcVersionSignature: Ubuntu 4.15.0-10.11-generic 4.15.3 Uname: Linux 4.15.0-10-generic x86_64 ApportVersion: 2.20.8-0ubuntu10 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Tue Mar 13 23:17:26 2018 InstallationDate: Installed on 2013-01-11 (1887 days ago) InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5) PackageArchitecture: all ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: gradle UpgradeStatus: Upgraded to bionic on 2018-03-07 (6 days ago) ** Affects: gradle (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug bionic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1755607 Title: java.lang.UnsupportedOperationException: Cannot nest operations in the same thread. Each nested operation must run in its own thread. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gradle/+bug/1755607/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs