How To Fix MX021 - Define table name <> ' '

MX021 - Overview

• Message type: E = Error

• Message class: MX - Table Multiplexing and Conversion Programs for UPG

• Message number: 021

• Message text: Define table name <> ' '

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 MX021 - Define table name <> ' ' ?

  The SAP error message MX021, which states "Define table name <> ' '," typically occurs in the context of the SAP Plant Maintenance (PM) module or when working with the SAP Maintenance Management system. This error indicates that a required table name has not been defined or is missing in the configuration.
  
  Cause:
  
  Missing Configuration: The error usually arises when a necessary configuration for a table in the system is not set up correctly. This could be due to a missing entry in a customizing table or a misconfiguration in the system settings.
  Incorrect Input: The error can also occur if the input provided to a transaction or program is incorrect or incomplete, leading to the system not being able to identify the required table.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access or modify the table, leading to this error.
  
  
  Solution:
  
  
  Check Configuration: 
  
  Go to the relevant customizing transaction (e.g.,