HR process build failing

Description of problem: Build&deploy operation for HR process fails and the user feedback message diplays "Build&deploy successfull" (incorrect).

Version-Release number of selected component (if applicable): 6.1.0-SNAPSHOT (build 28oct 2013)

How reproducible:

Steps to Reproduce:
1. Select jbpm-playground repo and HR process in project explorer
2. Click on Build&Deploy
3. An exception is thrown (see log) but user message says it's correct.

Actual results:

Expected results:

Additional info:

The exception is:

22:45:14,760 ERROR [org.guvnor.common.services.builder.ResourceChangeIncrementalBuilder] (pool-13-thread-2) String index out of range: -3: org.guvnor.common.services.shared.exceptions.GenericPortableException: String index out of range: -3
at org.guvnor.common.services.backend.exceptions.ExceptionUtilities.handleException(ExceptionUtilities.java:24) [guvnor-services-api-6.1.0-SNAPSHOT.jar:6.1.0-SNAPSHOT]
at org.guvnor.common.services.builder.BuildServiceImpl.updatePackageResource(BuildServiceImpl.java:190) [guvnor-project-builder-6.1.0-SNAPSHOT.jar:6.1.0-SNAPSHOT]
at org.guvnor.common.services.builder.BuildServiceImpl$Proxy$$$_WeldClientProxy.updatePackageResource(BuildServiceImpl$Proxy$$$_WeldClientProxy.java) [guvnor-project-builder-6.1.0-SNAPSHOT.jar:6.1.0-SNAPSHOT]
at org.guvnor.common.services.builder.ResourceChangeIncrementalBuilder$4.run(ResourceChangeIncrementalBuilder.java:237) [guvnor-project-builder-6.1.0-SNAPSHOT.jar:6.1.0-SNAPSHOT]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_40]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_40]
at java.lang.Thread.run(Thread.java:724) [rt.jar:1.7.0_40]