Mylyn: CoreException: Unexpected error: Forbidden

eclipse.buildId=11.3.0.AM3-v20180322-1027-B2194
java.version=1.8.0_161
java.vendor=Oracle Corporation
BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US
Framework arguments:  -product com.jboss.devstudio.core.product
Command-line arguments:  -os linux -ws gtk -arch x86_64 -product com.jboss.devstudio.core.product

org.eclipse.mylyn.builds.core
Error
Tue Mar 27 12:24:58 CEST 2018
Running build 'openshift.itests' failed

org.eclipse.core.runtime.CoreException: Unexpected error: Forbidden
	at org.eclipse.mylyn.internal.hudson.core.HudsonCorePlugin.toCoreException(HudsonCorePlugin.java:61)
	at org.eclipse.mylyn.internal.hudson.core.HudsonServerBehaviour.runBuild(HudsonServerBehaviour.java:808)
	at org.eclipse.mylyn.builds.internal.core.operations.RunBuildOperation$1.doExecute(RunBuildOperation.java:55)
	at org.eclipse.mylyn.builds.internal.core.operations.BuildJob.run(BuildJob.java:79)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:56)
Caused by: org.eclipse.mylyn.internal.hudson.core.client.HudsonException: Forbidden
	at org.eclipse.mylyn.internal.hudson.core.client.HudsonOperation.run(HudsonOperation.java:169)
	at org.eclipse.mylyn.internal.hudson.core.client.RestfulHudsonClient.runBuild(RestfulHudsonClient.java:417)
	at org.eclipse.mylyn.internal.hudson.core.HudsonServerBehaviour.runBuild(HudsonServerBehaviour.java:806)
	... 3 more
Caused by: org.eclipse.mylyn.commons.repositories.core.auth.AuthenticationException: Forbidden
	at org.eclipse.mylyn.internal.hudson.core.client.HudsonOperation.validate(HudsonOperation.java:273)
	at org.eclipse.mylyn.commons.repositories.http.core.CommonHttpOperation.executeOnce(CommonHttpOperation.java:119)
	at org.eclipse.mylyn.commons.repositories.http.core.CommonHttpOperation.execute(CommonHttpOperation.java:86)
	at org.eclipse.mylyn.internal.hudson.core.client.RestfulHudsonClient$7.execute(RestfulHudsonClient.java:403)
	at org.eclipse.mylyn.internal.hudson.core.client.HudsonOperation.run(HudsonOperation.java:167)
	... 5 more