How To Fix /SAPAPO/RSP_INFO261 - Error calling up function &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RSP_INFO -

• Message number: 261

• Message text: Error calling up function &1

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 /SAPAPO/RSP_INFO261 - Error calling up function &1 ?

  The SAP error message /SAPAPO/RSP_INFO261 Error calling up function &1 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with a function module or method being called. This error can arise due to various reasons, including configuration issues, missing authorizations, or problems with the function module itself.
  Possible Causes:
  
  Function Module Issues: The function module specified in the error message may not exist, may be incorrectly implemented, or may have been deactivated.
  Authorization Problems: The user executing the function may not have the necessary authorizations to call the specified function.
  Configuration Errors: There may be configuration issues in the APO system that prevent the function from being executed properly.
  Data Issues: The data being processed may be incomplete or incorrect, leading to the function failing.
  System Performance: If the system is under heavy load, it may lead to timeouts or failures in executing the function.
  
  Solutions:
  
  Check Function Module: Verify that the function module specified in the error message exists and is active. You can do this by using transaction SE37 or SE80 to look up the function module.
  Review Authorizations: Ensure that the user has the necessary authorizations to execute the function. You can check this using transaction SU53 to analyze authorization failures.
  Configuration Review: Review the configuration settings in the APO system to ensure that everything is set up correctly. This may involve checking settings in transaction SPRO or other relevant configuration transactions.
  Data Validation: Check the data being processed to ensure it is complete and valid. This may involve reviewing master data, transaction data, or any other relevant data.
  System Performance Monitoring: Monitor the system performance to identify any bottlenecks or issues that may be affecting the execution of the function. You can use transaction ST22 for dumps or SM21 for system logs.
  Debugging: If you have access to the development environment, you can debug the function call to identify the exact point of failure and gather more information about the error.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review the official SAP documentation for APO and the specific function module to understand its expected behavior and requirements.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis or development team for further investigation.