Error messages in Vision include valuable information for debugging.
1. In the error message, the line that starts with Ldr points the position in the Ladder code, where the PLC failed.
In Visilogic, navigate to Edit >> Find subroutine by Ladder error code, and copy the code as it appears on the PLC screen (as HEX).
Visilogic will provide the error location in the Ladder code.