Could not write standard input to Gradle Test Executor 2

I am trying to build Gradle with Gradle-6.0. I am suddenly started this below error:

Solution:

This issue can be solved by running below command.

gradle --stop

Error:

Could not write standard input to Gradle Test Executor 2.

java.io.IOException: The pipe is being closed

 at java.base/java.io.FileOutputStream.writeBytes(Native Method)

 at java.base/java.io.FileOutputStream.write(FileOutputStream.java:348)

 at java.base/java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:81)

 at java.base/java.io.BufferedOutputStream.flush(BufferedOutputStream.java:142)

 at org.gradle.process.internal.streams.ExecOutputHandleRunner.forwardContent(ExecOutputHandleRunner.java:68)

 at org.gradle.process.internal.streams.ExecOutputHandleRunner.run(ExecOutputHandleRunner.java:53)

 at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:64)

 at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:48)

 at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)

 at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)

 at org.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunnable.run(ThreadFactoryImpl.java:56)

 at java.base/java.lang.Thread.run(Thread.java:835)

Error: Could not find or load main class worker.org.gradle.process.internal.worker.GradleWorkerMain

Caused by: java.lang.ClassNotFoundException: worker.org.gradle.process.internal.worker.GradleWorkerMain

FAILURE: Build failed with an exception.