How To Fix 8H027 - Invalid posting key or spec.GL indicator or document was reversed

SAP Error Message - Details

• Message type: E = Error

• Message class: 8H - THRF: Thai retrofit 46C: Message class for Thai objects

• Message number: 027

• Message text: Invalid posting key or spec.GL indicator or document was reversed

What causes this issue?

To issue withholding tax certificate, the following characteristics are
required :-
- Not a reversed document
- For invoice, the posting key must not be used for payment.
- For payment, the posting key must be flaged for payment.
- For down payment or special G/L, the correct special G/L indicator
must be used.

System Response

No certificate issued or no numbering.

How to fix this error?

Check the customizing on posting key and create new document.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message 8H027 - Invalid posting key or spec.GL indicator or document was reversed ?

  The SAP error message 8H027 indicates that there is an issue with the posting key or special general ledger (G/L) indicator when trying to post a document. This error can occur in various scenarios, such as during the posting of financial documents, adjustments, or reversals. Here’s a breakdown of the potential causes, solutions, and related information for this error:
  Causes:
  
  
  Invalid Posting Key: The posting key used in the transaction may not be valid for the type of transaction being processed. Each posting key is associated with specific types of transactions (e.g., debit or credit) and account types.
  
  
  Invalid Special G/L Indicator: If a special G/L indicator is used, it may not be valid for the account or transaction type. Special G/L indicators are used for specific types of transactions, such as down payments or guarantees.
  
  
  Document Reversal: If you are trying to reverse a document, the original document may not be in a state that allows for reversal, or the reversal may be attempted with incorrect parameters.
  
  
  Configuration Issues: There may be configuration issues in the SAP system related to the posting keys or special G/L indicators.
  
  
  Account Type Restrictions: The account type associated with the posting may not allow the type of posting being attempted.
  
  
  Solutions:
  
  
  Check Posting Key: Verify that the posting key used in the transaction is correct and valid for the type of transaction you are trying to perform. You can check the posting keys in the SAP configuration (transaction code OB41).
  
  
  Verify Special G/L Indicator: If a special G/L indicator is being used, ensure that it is valid for the account and the type of transaction. You can check the special G/L indicators in the configuration (transaction code OBXR).
  
  
  Review Document Status: If you are attempting to reverse a document, check the status of the original document to ensure it can be reversed. Ensure that the document is not already reversed or in a locked state.
  
  
  Consult Configuration: If you suspect a configuration issue, consult with your SAP FI (Financial Accounting) consultant or administrator to review the settings related to posting keys and special G/L indicators.
  
  
  Use Correct Account Types: Ensure that the account types being used in the transaction are appropriate for the posting key and special G/L indicator.
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  OB41: Maintain Posting Keys
  OBXR: Maintain Special G/L Indicators
  FB50: General Ledger Account Document Entry
  FB08: Reverse Document
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for notes in the SAP Support Portal.
  
  
  Documentation: Review SAP documentation or help files related to financial postings, posting keys, and special G/L transactions for more detailed information.
  
  
  If the issue persists after checking the above points, it may be beneficial to engage with your SAP support team or a consultant for further investigation.