buildbot failure in on ofbizTrunkFrameworkPlugins

[buildbot]

The Buildbot has detected a new failure on builder ofbizTrunkFrameworkPlugins 
while building ofbiz-framework. Full details are available at:
    https://ci.apache.org/builders/ofbizTrunkFrameworkPlugins/builds/1354

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

Buildslave for this Build: asf946_ubuntu

Build Reason: downstream
Build Source Stamp: [branch trunk] 4f5e6f9f06095b406128f6cdfce38b325a31668c
Blamelist: holivier <holiv...@apache.org>

BUILD FAILED: failed shell_2

Sincerely,
 -The Buildbot