SAP Message 50554 - Transaction '&1' of action box '&2' has not been assigned a menu text

Diagnosis
No menu text could be determined for call '&V1&' of the action boxconfiguration '&V2&'. However, this is necessary for assignment to afunction key.

System Response
The assignment is not performed, meaning that the call cannot bestarted using a function key.

Procedure
Check the action box configuration '&V2&' and maintain the menu textfor call '&V1&'.