How To Fix MMRP01304 - Exception in function module &1

MMRP01304 - Overview

• Message type: E = Error

• Message class: MMRP01 - Rapid Planning Matrix

• Message number: 304

• Message text: Exception in function module &1

What causes this issue?

An exception has been triggered from function module &V1&, which is
called from MMRPTT_MATRIX_DISPLAY (this function module).

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?

Error message extract from SAP system. Copyright SAP SE.

MMRP01304 - Details

• The SAP error message MMRP01304, which states "Exception in function module &1," typically occurs in the context of Material Management (MM) and can be related to various issues, often involving the handling of materials, inventory management, or related functions.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies in the material master data or inventory records.
  
  Configuration Issues: Incorrect configuration settings in the material management module can lead to this error.
  Authorization Problems: The user may not have the necessary authorizations to perform the action that triggered the error.
  Function Module Errors: The specific function module referenced in the error message may have encountered an unexpected condition or exception.
  System Bugs: There may be bugs or issues in the SAP system that need to be addressed through patches or updates.
  
  Solutions:
  
  Check Material Master Data: Verify that the material master data is complete and consistent. Look for missing or incorrect entries.
  Review Configuration Settings: Ensure that the configuration settings in