How To Fix GC129 - The key '&' only allows the debit/credit indicator '&'.

GC129 - Overview

• Message type: E = Error

• Message class: GC - Error Messages for Consolidation/Extended General Ledger

• Message number: 129

• Message text: The key '&' only allows the debit/credit indicator '&'.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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GC129 - Details

• The SAP error message GC129 indicates that there is an issue with the debit/credit indicator for a specific key in a financial transaction. This error typically arises when the system expects a certain debit/credit indicator (either 'D' for debit or 'C' for credit) but receives an invalid or unexpected value instead.
  
  Cause:
  
  Incorrect Indicator: The key being used in the transaction is configured to only allow a specific debit/credit indicator, and the indicator provided does not match the expected value.
  
  Configuration Issues: The configuration of the account or the key in the system may not be set up correctly, leading to this restriction.
  Data Entry Error: There may be a mistake in the data entry where an incorrect indicator was inputted.
  
  
  Solution:
  
  
  Check the Key Configuration: 
  
  Go to the configuration settings for the account or key in question. You can do this through transaction codes like OB52 (for fiscal year variant) or OBA7 (for account types).
  Verify