Message type: E = Error
Message class:  FI - TR-FM Funds Management 
Message number: 064
Message text: Item &: Funds center & differs from CO assignment's center (&)
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The SAP error message FI064 indicates a discrepancy between the funds center assigned in the Financial Accounting (FI) module and the cost center assigned in the Controlling (CO) module. This error typically arises when there is an inconsistency in the assignment of funds centers and cost centers in a transaction, such as when posting an invoice or creating a journal entry.
Cause: Mismatch in Assignments: The funds center specified in the transaction does not match the cost center assigned to the same transaction.
Configuration Issues: There may be configuration issues in the system where the funds center and cost center are not properly linked or defined. Data Entry Errors: Manual entry errors during transaction processing can lead to incorrect assignments. Master Data Issues: The master data for either the funds center or cost center may not be correctly maintained.
Solution: Check Assignments: Verify the funds center and cost center assignments in the transaction. Ensure that they are
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