Message type: E = Error
Message class:  EDEREG_INV - Error Messages for Payment Management in a Deregulated Env. 
Message number: 221
Message text: You do not have authorization for function '&1&2'
You can only execute function <ZH><ZK>&V1&</></><ZH><ZK>&V2&</></> if
you have authorization for authorization object <LS>FI-CA Special
Functions</> (F_KK_SOND), which includes activity <ZH>&V3&</><ZK><ZH></>
</>.
However, you do not have authorization for this activity or for the key
of the processing function.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
If you need to use the function <ZH><ZK>&V1&</></><ZH><ZK>&V2&</></>,
ask your system administrator to change your user profile.
For more information, see the documentation for data element
<DS:DE.BFUNK_KK>Processing Function Key</>.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message EDEREG_INV221 indicates that a user does not have the necessary authorization to perform a specific function within the SAP system. The placeholders &1 and &2 typically represent the specific function or transaction code that the user is trying to access.
Cause: Missing Authorization: The user’s role or profile does not include the necessary authorization object for the function being accessed. Incorrect Role Assignment: The user may not be assigned the correct role that includes the required permissions. Authorization Object Restrictions: There may be restrictions on the authorization object that prevent the user from executing the function. Profile Issues: The user’s profile may not be updated or may have been incorrectly configured.
Solution: Check User Roles: Verify the roles assigned to the user. This can be done by navigating to transaction code SU01 (User Maintenance) and checking the roles assigned to the user. Review Authorization Objects: Identify the specific authorization object required for the function
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