0d215a50_LLER____Fix_Blue_Screen_Errors__Cause_of_Error
[Parameter 1] 0x9D [Parameter 2] Incorrect pool tag used [Parameter 3] Pool type [Parameter 4] Caller's address [Cause of Error] 
The current thread attempted to allocate a pool with a tag that does not contain any letters or digits. Using such tags makes tracking pool issues difficult.
What is STOP 0x000000C2 : BAD_POOL_CALLER? - Fix Blue Screen Errors
Cause of Error