Versions / Builds Affected2012 / 20121218
Problem SummaryWhen upgrading, the BlockByAssocExceptions key is overwritten, thus wiping out any customizations made which could interfere with attachment filtering.
TT / JIRAID775
How to IdentifyThe key that is overwritten will be this one:
It is used to modify file associations in the attachment filtering to work around false positives.
Workaround / Fix DetailsAt this time the only workaround is to manually add the values again. This should be fixed in SR4.
Required ActionsAttach this article to the case and provide the workaround.