How To Fix MC274 - Unexpected error while calling function &

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 274

• Message text: Unexpected error while calling function &

What causes this issue?

The report containing the SELECT statement with which the matchcode
output lists are created was correctly generated.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

No action necessary.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MC274 - Unexpected error while calling function & ?

  The SAP error message MC274, which states "Unexpected error while calling function &," typically indicates that there is an issue with a function module or a program that is being executed in the context of the Material Management (MM) or Logistics Information System (LIS) modules. This error can arise due to various reasons, including configuration issues, data inconsistencies, or problems with the underlying function module.
  Possible Causes:
  
  Function Module Issues: The function module being called may not be correctly implemented or may have bugs.
  Data Inconsistencies: There may be inconsistencies in the data being processed, such as missing or incorrect entries in the database.
  Authorization Issues: The user executing the function may not have the necessary authorizations to perform the action.
  Configuration Errors: Incorrect configuration settings in the system can lead to unexpected behavior.
  System Performance: If the system is under heavy load, it may lead to timeouts or unexpected errors.
  
  Solutions:
  
  Check Function Module: Identify the function module that is causing the error. You can do this by checking the error log or debugging the program. Ensure that the function module is correctly implemented and does not have any known issues.
  Data Validation: Review the data being processed when the error occurs. Check for any missing or incorrect entries in the relevant tables.
  Authorization Check: Ensure that the user has the necessary authorizations to execute the function. You can check this in the user roles and profiles.
  Configuration Review: Review the configuration settings related to the function or process that is causing the error. Make sure that all settings are correct and aligned with the business processes.
  System Performance: Monitor the system performance and check for any bottlenecks. If the system is under heavy load, consider optimizing the processes or increasing system resources.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like ST22 (Dump Analysis) or SM21 (System Log) to gather more information about the error.
  Debugging: If you have access to debugging tools, you can set breakpoints in the function module to analyze the flow and identify where the error occurs.
  SAP Community: Consider searching or posting in the 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 necessary to contact SAP support for further assistance.