How To Fix FL155 - The buffer is empty

SAP Error Message - Details

• Message type: E = Error

• Message class: FL - Function Builder messages

• Message number: 155

• Message text: The buffer is empty

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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Smart SAP Assistant

• What is the cause and solution for SAP error message FL155 - The buffer is empty ?

  The SAP error message FL155, which states "The buffer is empty," typically occurs in the context of the SAP Financial Accounting (FI) module, particularly when dealing with document processing or posting transactions. This error indicates that the system is expecting data in a buffer (temporary storage) but finds it empty, which can disrupt the transaction process.
  Causes:
  
  Missing Data: The buffer may be empty due to missing or incomplete data that is required for the transaction.
  Session Timeout: If a session has timed out or if there was a disruption in the connection, the buffer may not have been populated correctly.
  Incorrect Configuration: There may be configuration issues in the system that prevent data from being loaded into the buffer.
  Program Errors: Bugs or errors in custom programs or enhancements that interact with the buffer can lead to this issue.
  User Authorization: Lack of proper authorization to access certain data can result in an empty buffer.
  
  Solutions:
  
  Check Data Input: Ensure that all required fields are filled out correctly before executing the transaction. Validate the data being entered.
  Re-login: If the session has timed out, logging out and logging back in may help refresh the session and buffer.
  Review Configuration: Check the configuration settings related to the transaction or module you are working with to ensure everything is set up correctly.
  Debugging: If you have access to debugging tools, you can analyze the program flow to identify where the buffer is not being populated.
  Check Authorizations: Ensure that the user has the necessary authorizations to perform the transaction and access the required data.
  Consult SAP Notes: Look for relevant SAP Notes or patches that may address this specific error. SAP frequently updates its system to fix known issues.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using specific transaction codes (e.g., FB01 for document posting) that could be relevant to the error.
  SAP Support: If the issue persists, consider reaching out to SAP support or your internal IT team for further assistance.
  Documentation: Review SAP documentation or user manuals related to the specific module or transaction you are working with for additional troubleshooting steps.
  
  By following these steps, you should be able to identify the cause of the FL155 error and implement a solution to resolve it.