When copying large file(s) from a mapped drive to the local computer, a blue screen error occurs with SEP 12.1 installed. The issue does not occur when SEP is not installed.

DRIVER_IRQL_NOT_LESS_OR_EQUAL

Bug Check: 0x000000D1

Process Name: symnets.sys
 

The issue occurs due to a low resource condition when copying large files from a network drive to the local machine.

A fix for this issue has been included in a later build Symantec Endpoint Protection. An upgrade to 12.1 RU1 MP1 will be necessary resolve this issue.

Applies To

Windows 7 64-bit