buildbot failure in on ofbizBranch18FrameworkPlugins

[buildbot]

The Buildbot has detected a new failure on builder ofbizBranch18FrameworkPlugins while building ofbiz-framework. Full details are available at:
    https://ci.apache.org/builders/ofbizBranch18FrameworkPlugins/builds/525

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

Buildslave for this Build: asf947_ubuntu

Build Reason: downstream
Build Source Stamp: [branch release18.12] e87e8f4418a6c5ea01a0f76b7af0959bd95bc352
Blamelist: Pawan Verma <[hidden email]>

BUILD FAILED: failed shell_7

Sincerely,
 -The Buildbot