How To Fix M3891 - Error in creating function module &

M3891 - Overview

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 891

• Message text: Error in creating function module &

What causes this issue?

This error should never have occurred.

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?

INCLUDE NA_SYSTVERW1
Inform your system administrator when and where the termination
occurred.

Error message extract from SAP system. Copyright SAP SE.

M3891 - Details

• The SAP error message M3891, which states "Error in creating function module &," typically indicates that there is an issue with the creation or activation of a function module in the SAP system. This error can arise due to various reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  Syntax Errors: There may be syntax errors in the code of the function module that prevent it from being activated.
  Missing Authorization: The user attempting to create or activate the function module may not have the necessary authorizations.
  Database Issues: There could be issues with the underlying database, such as locks or inconsistencies.
  Transport Issues: If the function module is being transported from one system to another, there may be issues with the transport request.
  Naming Conflicts: The function module name may conflict with existing function modules or reserved names.
  System Configuration: There may be configuration issues within the SAP system that affect the