Uninformative error message on delete

The following message was received during attempt to delete file from sbtape2:

[Apr 26, 2012 10:31:41 AM] COMPONENT_FAILED: ID: b2fbec63-39e6-45a2-be42-784f6b8856da, , Unable to handle IdentifyPillarsForDeleteFileResponse, , Received unexpected response from component sbtape1 

No information is given on the nature of the unexpected response.

Note that this problem should be solved by moving to the new client design (as in the Audit Trail client).