When displaying the artifacts tied to a Release and added the To Do or Task Estimate column to the display, Rally returned an error:
Weʼre sorry! An unexpected error has occurred.We have recorded this error and will begin to investigate it. In the meantime, if you would like to speak with our Support Team, please reference the information below:com.f4tech.fcl.persistence.CouldNotReadException: could not read class com.f4tech.slm.domain.Artifact such that AggregateQuery[subscriptionRestricted=false, workspaceRestricted=false,
Now the Artifacts tab no longer displays any items and they can't change the filter, select columns etc.
The following preference has become corrupt and needs to be deleted
Use the following steps to resolve the issue: