How To Fix RSTT0018 - Processing of function module &1 ended

SAP Error Message - Details

• Message type: E = Error

• Message class: RSTT0 - Trace Tool: Message Class Engine Layer

• Message number: 018

• Message text: Processing of function module &1 ended

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 RSTT0018 - Processing of function module &1 ended ?

  The SAP error message RSTT0018 indicates that the processing of a function module has ended with an error. This message is typically associated with the SAP Transaction ST22, which is used for analyzing dumps in the system. The error can occur for various reasons, including but not limited to:
  Causes:
  
  Coding Errors: There may be issues in the ABAP code of the function module, such as syntax errors, logical errors, or unhandled exceptions.
  Data Issues: The input data being processed by the function module may be invalid or not in the expected format, leading to runtime errors.
  Resource Limitations: The system may be running out of memory or other resources, causing the function module to fail.
  Authorization Issues: The user executing the function module may not have the necessary authorizations, leading to a failure in processing.
  Configuration Issues: Incorrect configuration settings in the system can also lead to errors when executing function modules.
  
  Solutions:
  
  Check the Dump Analysis: Use transaction ST22 to analyze the short dump generated when the error occurred. This will provide detailed information about the error, including the program, line number, and error type.
  Debugging: If you have access to the ABAP code, you can debug the function module to identify the exact point of failure and the state of variables at that time.
  Data Validation: Ensure that the input data being passed to the function module is valid and meets the expected criteria.
  Review Authorizations: Check the user’s authorizations to ensure they have the necessary permissions to execute the function module.
  System Resources: Monitor system resources (memory, CPU) to ensure that the system is not under heavy load or running out of resources.
  Consult Documentation: Review SAP notes and documentation related to the specific function module for any known issues or updates.
  
  Related Information:
  
  Transaction Codes: 
  
  ST22: For analyzing dumps.
  SE37: To view and modify function modules.
  SE80: For accessing the Object Navigator to find related programs and function modules.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address known issues with the specific function module.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues faced by other users and their solutions.
  
  If the problem persists after following these steps, it may be necessary to involve your SAP Basis or ABAP development team for further investigation.