Cause:
The value of the 1st parameter of the Search_T statement is not one of X_Position, X_Negative, Y_Position, Y_Negative, ***Z_Position, ***Z_Negative.
Troubleshooting:
Check whether parameter 1 of the Search_T statement reporting the error is reasonable.
Solution:
Reselect the value of the 1st parameter of the Search_T statement.
Case sharing:
None.