How can i solve this issue ?
I made a client copy between two systems with sap_all in t-code scc9.
Validation/substitution: Programs should be regenerated"
"To prevent potential errors, generate the coding for your validations, substitutions and rules. Upon completion of the client copy, run report RGUGBR00 in the target client. When you do so, select the following parameters:"
"Generate rule usage"
"Generate validation usage"
"Generate substitution usage"