What is the M109-Y axis front limit abnormality error message (X7) that you are encountering in the solution?

What is the meaning of the machine code KM-ASSYM2-05, and what specific error id is 40?

What
The M109-Y axis front limit abnormality (X7) error occurs when the Y-axis position or velocity exceeds the front limit, which can be caused by a damaged Y-axis motor or a faulty limit switch