How To Fix GBSE_HANA155 - SIMULATION '&' unknown, must be 'X' for simulation mode, space for update

SAP Error Message - Details

• Message type: E = Error

• Message class: GBSE_HANA - Messages for HANA hierarchie access

• Message number: 155

• Message text: SIMULATION '&' unknown, must be 'X' for simulation mode, space for update

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message GBSE_HANA155 - SIMULATION '&' unknown, must be 'X' for simulation mode, space for update ?

  The SAP error message GBSE_HANA155 indicates an issue related to the simulation mode in a process that is expected to be executed in a specific way. The message states that the parameter for simulation must be set to 'X' (indicating simulation mode) or a space (indicating update mode). Here’s a breakdown of the cause, solution, and related information for this error:
  Cause:
  
  Incorrect Parameter Setting: The error typically arises when a function or transaction is called with an incorrect parameter for simulation mode. The system expects either 'X' for simulation or a blank space for an update, but it received an unexpected value.
  Configuration Issues: There may be configuration settings in the system that are not aligned with the expected parameters for the transaction or function module being executed.
  Custom Code: If there is custom code involved, it may not be correctly setting the simulation parameter.
  
  Solution:
  
  Check Parameter Value: Review the code or transaction that is generating the error. Ensure that the parameter for simulation is correctly set to 'X' for simulation or left blank for an update.
  Debugging: If you have access to the ABAP debugger, you can set a breakpoint at the point where the parameter is being set to see what value is being passed.
  Review Custom Code: If there is custom development involved, check the logic to ensure that it correctly handles the simulation parameter.
  Consult Documentation: Refer to the SAP documentation for the specific function or transaction to understand the expected parameters and their meanings.
  System Configuration: If the issue persists, check the system configuration settings related to the transaction or function to ensure they are set up correctly.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional context.
  Transaction Codes: Identify the transaction code or function module that is causing the error to gather more information about its expected behavior.
  SAP Community: Consider reaching out to the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.