SAP Message 5D243 - Employee number contains an invalid character or is incomplete

Diagnosis
The employee number can only contain digits.
If the employee number is not complete, for example, it has blankcharacters, then this is a violation of this rule.

System Response
The employee cannot be considered for settlements, data medium exchangein the pension fund, and so on.

Procedure
Enter a valid, complete employee number.
If you have already requested for a wage card for an employee, but itis not yet available, you can use a temporary EE number, that has'00000' as the last five digits.