Windows has a Timeout Detection and Recovery (TDR) feature. If the GPU doesn't respond in 2 seconds, Windows resets it, and Wilcom reports Error 0x7101.
Security software mistakenly blocking critical Wilcom files. wilcom e4 2 internal error 0x7101 occurred extra quality
For visual learners, several community-driven guides provide step-by-step video instructions: Step-by-Step Fix for Wilcom E4.2 (YouTube) Quick LDK Error Removal Guide (YouTube) Sentinel LDK Technical Support Discussion Windows has a Timeout Detection and Recovery (TDR) feature