Message type: E = Error
Message class:  FKKEXC - Message Class for External Payments 
Message number: 020
Message text: Cash desk &1 belongs to a branch without agent posting
Branch &V2& does not have an
<DS:GLOS.446073555C85004CE10000000A155435>agent</>. External cash desk
services only support cash desk closing for branches with agents
(category B), but not for branches without agents (category A).
Processing is terminated.
INCLUDE FICA_NA_INFOADMIN OBJECT DOKU ID TX
INCLUDE FICA_NA_CUST_1 OBJECT DOKU ID TX
Error message extract from SAP system. Copyright SAP SE.
The SAP error message FKKEXC020 indicates that the cash desk you are trying to use is associated with a branch that does not allow agent posting. This typically occurs in the context of SAP Convergent Charging or SAP Contract Accounts Receivable and Payable (FI-CA) when dealing with cash desks and their configurations.
Cause: Branch Configuration: The branch associated with the cash desk is configured in such a way that it does not permit agent postings. This could be due to specific settings in the branch configuration that restrict certain types of transactions. Cash Desk Settings: The cash desk itself may not be set up to allow agent postings, which can be a requirement for certain financial transactions. User Role/Authorization: The user attempting to perform the transaction may not have the necessary authorizations to post to that cash desk or branch.
Solution: Check Branch Configuration: Navigate to the configuration settings for the branch in question. Ensure that the
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