Twain.dll cleint 32 Bit Thunking Server Error

Hi All,

i found an issue in mixed envirnment OS Win XP, Win 7 with error Twain.dll cleint 32 Bit Thunking Server Error and stops system to working with high resource utilized. Few systems are infected with thie error and increasing seqencely.

 Any one faces similiar issues and solved with some tool or any method? As of now as I serched there is no any removal tool of Symantec. We hav SEP 12.0 installed on clients. This Twain.exe Adware undetected by SEP.

I will be thankful if any sulution by fourm member experts.