When you see the following evntlog error: Event ID 10016, Source:’DistributedCOM. “The application-specific permission settings do not grant Local Activation permission for the COM Server application with CLSID {24FF4FDC-1D9F-4195-8C79-0DA39248FF48} to the user NT AUTHORITY\NETWORK SERVICE SID (S-1-5-18) from address LocalHost (Using LRPC). This security permission can be modified using the Component Services administrative tool.” Note:- The problem is happening from we had installed kaspersky Antivirus through kasper Administrator Tool Kit Regards Subash

Possibly this one applies. http://support.kaspersky.com/faq/?qid=208280868 Regards, Dave Patrick .... Microsoft Certified Professional Microsoft MVP [Windows]