How To Fix FS102 - Posting key &1 must have account type "G/L Account Posting"

SAP Error Message - Details

• Message type: E = Error

• Message class: FS - Messages from Tax Routines / Prenumbered Checks

• Message number: 102

• Message text: Posting key &1 must have account type "G/L Account Posting"

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message FS102 - Posting key &1 must have account type "G/L Account Posting" ?

  The SAP error message FS102 indicates that there is an issue with the posting key being used in a financial transaction. Specifically, the error states that the posting key must be associated with a G/L (General Ledger) account type for the transaction to be valid. Here’s a breakdown of the cause, solution, and related information for this error:
  Cause:
  
  Incorrect Posting Key: The posting key being used in the transaction is not configured to allow postings to G/L accounts. Posting keys define the type of transaction (debit or credit) and the account types that can be posted to.
  Account Type Mismatch: The account type associated with the G/L account being used does not match the requirements of the posting key. For example, if the posting key is set to only allow certain account types (like asset accounts or customer accounts), and you are trying to post to a G/L account, this error will occur.
  Configuration Issues: There may be configuration issues in the SAP system regarding the posting keys and account types.
  
  Solution:
  
  
  Check Posting Key Configuration:
  
  Go to the transaction code OB41 (for posting key configuration) and verify the settings for the posting key in question. Ensure that it is set up to allow postings to G/L accounts.
  
  
  
  Verify Account Type:
  
  Check the account type of the G/L account you are trying to post to. You can do this by using transaction code FS00 to display the G/L account master data. Ensure that the account type is compatible with the posting key being used.
  
  
  
  Use Correct Posting Key:
  
  If the posting key is not appropriate for the transaction you are trying to perform, consider using a different posting key that is configured for G/L account postings.
  
  
  
  Consult with SAP Administrator:
  
  If you are unsure about the configuration or need to make changes, consult with your SAP administrator or a financial consultant who can help adjust the settings as needed.
  
  
  
  Related Information:
  
  Posting Keys: Posting keys are two-digit numbers that determine the type of transaction (debit or credit) and the type of accounts that can be posted to. Common posting keys for G/L accounts include 40 (debit) and 50 (credit).
  Account Types: In SAP, account types can include G/L accounts, customer accounts, vendor accounts, asset accounts, etc. Each posting key is associated with specific account types.
  Transaction Codes:
  
  OB41: Configuration of posting keys.
  FS00: Display and maintain G/L account master data.
  FB50: General ledger account document entry (where you might encounter this error).
  
  
  
  By following these steps, you should be able to resolve the FS102 error and successfully post your transaction in SAP.