How To Fix SB155 - Invalid call: &

SAP Error Message - Details

• Message type: E = Error

• Message class: SB - Version Management Messages

• Message number: 155

• Message text: Invalid call: &

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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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SB155 - Invalid call: & ?

  The SAP error message SB155 "Invalid call: &" typically indicates that there is an issue with the way a function module or method is being called in your ABAP program. This error can arise from various reasons, such as incorrect parameters being passed, the function module not being available, or the function being called in an inappropriate context.
  Causes:
  
  Incorrect Parameters: The parameters being passed to the function module or method may not match the expected types or formats.
  Function Module Not Available: The function module you are trying to call may not exist in the system or may not be active.
  Context Issues: The function may be called in a context where it is not valid, such as in a background job or in a specific transaction where it is not allowed.
  Authorization Issues: The user may not have the necessary authorizations to execute the function module.
  Syntax Errors: There may be syntax errors in the code that prevent the function from being called correctly.
  
  Solutions:
  
  Check Parameters: Review the parameters being passed to the function module. Ensure they match the expected types and formats as defined in the function module documentation.
  Verify Function Module: Use transaction SE37 to check if the function module exists and is active. If it is not, you may need to activate it or check with your SAP administrator.
  Review Context: Ensure that the function is being called in a valid context. If it is meant to be called in a specific transaction or program, make sure you are in the correct environment.
  Check Authorizations: Verify that the user executing the program has the necessary authorizations to call the function module.
  Debugging: Use the ABAP debugger to step through the code and identify where the error occurs. This can help pinpoint the exact cause of the issue.
  Consult Documentation: Refer to the SAP documentation for the specific function module to understand its requirements and limitations.
  
  Related Information:
  
  Transaction Codes: Use SE37 to view and test function modules, and SE80 for general object navigation.
  SAP Notes: Check the SAP Support Portal for any relevant notes or updates related to the specific function module or error message.
  Community Forums: Consider searching or posting on SAP community forums for additional insights from other users who may have encountered the same issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with a more experienced ABAP developer or SAP support for further assistance.