This usually points to a poor soldering connection on the chip pins or insufficient power supply. Try powering the programmer with an external 12V adapter if reading in-circuit. Error: "Access Violation" Crashes
If you want, I can:
If you can tell me you are trying to program, I can guide you to the exact adapter and script you might need from the software suite. UPA-USB Device Programmer-S (UUSP-S) - Elrasoft upa usb device programmer software download
UPA-USB Device Programmer Software Download: Complete Guide (2026 Edition) This usually points to a poor soldering connection