buildbot exception in on ofbizTrunkFrameworkPlugins

[buildbot]

The Buildbot has detected a build exception on builder ofbizTrunkFrameworkPlugins while building ofbiz-plugins. Full details are available at:
    https://ci.apache.org/builders/ofbizTrunkFrameworkPlugins/builds/1904

Buildbot URL: https://ci.apache.org/

Buildslave for this Build: asf945_ubuntu

Build Reason: The AnyBranchScheduler scheduler named 'onTrunkPluginsCommit' triggered this build
Build Source Stamp: [branch trunk] e84c7ada87fec31d9d65f1ce062a83649bc8f294
Blamelist: Jacques Le Roux <[hidden email]>

BUILD FAILED: exception build upload test-results part 1

Sincerely,
 -The Buildbot