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    This bug happens on jenkins 2.1 with gitLab plugin 1.2.2, try updating plugin to 1.2.3 or further.

Solutions on the web

via GitHub by mskeefe
, 1 year ago
Failed to execute goal com.spotify:docker-maven-plugin:0.4.13:build (package-container) on project mcpi-service: Exception caught
via GitHub by velo
, 2 years ago
Failed to execute goal com.spotify:docker-maven-plugin:0.2.3-contaazul-1:build (default) on project heimdall-dist: Exception caught
via GitHub by velo
, 2 years ago
Failed to execute goal com.spotify:docker-maven-plugin:0.2.13-SNAPSHOT:build (default) on project company-project: Exception caught
via GitHub by dab3-2014
, 1 year ago
Failed to execute goal org.codehaus.mojo:exec-maven-plugin:1.4.0:exec (javacpp.cppbuild.install) on project tensorflow: Command execution failed.
via GitHub by sawyercade
, 2 months ago
Failed to execute goal net.alchim31.maven:scala-maven-plugin:3.3.1:compile (default) on project batch-spark: Execution default of goal net.alchim31.maven:scala-maven-plugin:3.3.1:compile failed.
via GitHub by ThatCoalGuy
, 1 year ago
Failed to execute goal com.github.eirslett:frontend-maven-plugin:1.0:bower (bower-install) on project nifi-web-ui: Failed to run task
java.lang.IllegalStateException: Connection pool shut down	at org.apache.http.util.Asserts.check(Asserts.java:34)	at org.apache.http.pool.AbstractConnPool.lease(AbstractConnPool.java:184)	at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.requestConnection(PoolingHttpClientConnectionManager.java:251)	at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:175)	at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)	at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)	at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)	at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:71)	at org.glassfish.jersey.apache.connector.ApacheConnector.apply(ApacheConnector.java:435)	at org.glassfish.jersey.apache.connector.ApacheConnector$1.run(ApacheConnector.java:491)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:522)	at java.util.concurrent.FutureTask.run(FutureTask.java:277)	at jersey.repackaged.com.google.common.util.concurrent.MoreExecutors$DirectExecutorService.execute(MoreExecutors.java:299)	at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:123)	at jersey.repackaged.com.google.common.util.concurrent.AbstractListeningExecutorService.submit(AbstractListeningExecutorService.java:50)	at jersey.repackaged.com.google.common.util.concurrent.AbstractListeningExecutorService.submit(AbstractListeningExecutorService.java:37)	at org.glassfish.jersey.apache.connector.ApacheConnector.apply(ApacheConnector.java:487)	at org.glassfish.jersey.client.ClientRuntime$2.run(ClientRuntime.java:177)	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:271)	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:267)	at org.glassfish.jersey.internal.Errors.process(Errors.java:315)	at org.glassfish.jersey.internal.Errors.process(Errors.java:297)	at org.glassfish.jersey.internal.Errors.process(Errors.java:267)	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:340)	at org.glassfish.jersey.client.ClientRuntime$3.run(ClientRuntime.java:209)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:522)	at java.util.concurrent.FutureTask.run(FutureTask.java:277)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1153)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)	at java.lang.Thread.run(Thread.java:785)