How To Fix ISUDEVCHECK013 - FuMo &: Unable to read function modules from function group &: sy-subrc=&

ISUDEVCHECK013 - Overview

• Message type: E = Error

• Message class: ISUDEVCHECK - IS-U Device Checker: Messages

• Message number: 013

• Message text: FuMo &: Unable to read function modules from function group &: sy-subrc=&

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 ISUDEVCHECK013 - FuMo &: Unable to read function modules from function group &: sy-subrc=& ?

  The SAP error message ISUDEVCHECK013 typically indicates that there is an issue with reading function modules from a specified function group in the SAP system. The error message format suggests that the system is unable to access or retrieve the function modules due to a specific reason, which is indicated by the sy-subrc value.
  Causes:
  
  Missing Function Module: The function module that the system is trying to access may not exist in the specified function group.
  Authorization Issues: The user may not have the necessary authorizations to access the function modules in the specified function group.
  Transport Issues: If the function group was recently transported, there may have been issues during the transport process that caused the function modules to not be properly activated or available.
  Corrupted Function Group: The function group itself may be corrupted or not properly defined in the system.
  System 
  Configuration Issues: There may be configuration issues in the SAP system that