How To Fix USMD_XI_PROXY040 - Key mapping for account in company code &1 is inconsistent

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD_XI_PROXY - Messages for SOA Services (from EHP5)

• Message number: 040

• Message text: Key mapping for account in company code &1 is inconsistent

What causes this issue?

The key mapping for the Financial Accounting Chart of Accounts (OTC 899)
defines a key mapping for CoA item ID (account ID, OITC 909) for source
value &v2&.
The key mapping for the General Ledger Account Master (OTC 892) defines
a different key mapping for the general ledger account master ID (OITC
907). The account ID is mapped from source value &v2& to target value
&v3&.

System Response

The system cannot resolve the conflicting key mapping. An error message
is raised. The current processing is canceled.

How to fix this error?

Use the key mapping maintenance application to clean up the inconsistent
key mapping for Financial Accounting Chart of Accounts (OTC 899), using
its key CoA item ID (OITC 909), and for General Ledger Account Master
(OTC 892), using its key general ledger account master ID (OITC 907).
Create a consistent key mapping for the account in company code &v1&.
You can then restart data replication.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.