Unspecified error while zipping files

[tan125]

Every once in a while, we'll encounter an "Unspecified error" while running a Zip step in VBP 6.2.

The log file shows this:

3/18/2008 6:11:35 PM: Building project step 'Zip bin to 26'...
\\CORP-ALT-26\d$\Tracer2\Build_v2_260\bin -> \\CORP-ALT-26\d$\Tracer2\Build_v2_260\1750\bin_1750.zip
Configuration/actionconfig.xsl
Configuration/actionfields.xsl
Configuration/CEconfig.xml
Configuration/config.xml
Configuration/createcollection.xsl
Configuration/dbconfig.xml
Configuration/logconfig.xml
Configuration/lookup.xml
Configuration/nlstranslate.xsl
Configuration/pds.wsdl
Configuration/pds.wsdl_corp18
Configuration/ResetHTML.xsl
Configuration/RptLicense.xml
Configuration/TransformMCE.xml
Configuration/TransformMCE.xsl
DLL/ActionController.dll
DLL/AttachmentsAction.dll
DLL/AttachmentsBO.dll
DLL/AuthAction.dll
DLL/AuthEngine.dll
DLL/Authenticate.dll
DLL/CalendarBO.dll
DLL/CalendarsAction.dll
DLL/ChangeRequestAction.dll
DLL/ChangeRequestBO.dll
DLL/CodeAction.dll
DLL/CodeBO.dll
DLL/ConfigAction.dll
DLL/ConfigBO.dll
Unspecified error
3/18/2008 6:11:36 PM: Step 'Zip bin to 26' failed


Any ideas?