How To Fix COM_PRD_MASS020 - MASSTAB entry for structure &1 is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_PRD_MASS - Mass Maintenance

• Message number: 020

• Message text: MASSTAB entry for structure &1 is missing

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message COM_PRD_MASS020 - MASSTAB entry for structure &1 is missing ?

  The SAP error message COM_PRD_MASS020 indicates that there is a missing entry in the mass maintenance table for a specific structure. This error typically occurs when you are trying to perform mass changes or updates in the SAP system, and the system cannot find the necessary configuration or data structure in the relevant mass maintenance table.
  Cause:
  
  Missing Configuration: The mass maintenance table for the specified structure is not configured or has not been set up correctly in the system.
  Incorrect Structure Name: The structure name provided in the error message may be incorrect or misspelled.
  Transport Issues: If the configuration was recently transported from another system, it may not have been transported correctly, leading to missing entries.
  Custom Development: If there are custom developments or modifications, they may not have been properly implemented or activated.
  
  Solution:
  
  Check Configuration: Verify that the mass maintenance table for the specified structure is correctly configured. You can do this by checking the relevant customizing settings in the SAP system.
  Verify Structure Name: Ensure that the structure name mentioned in the error message is correct. You can cross-check it against the relevant documentation or configuration.
  Transport Check: If the issue arose after a transport, check the transport logs to ensure that all necessary objects were included and transported correctly.
  Create Missing Entries: If the mass maintenance table is indeed missing entries, you may need to create them manually. This typically involves using transaction codes like SM30 or SE11 to maintain the relevant table.
  Consult Documentation: Refer to SAP documentation or notes related to the specific module or functionality you are working with to see if there are any known issues or additional steps required.
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is a production environment.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE11 (Data Dictionary), SM30 (Table Maintenance), and SE37 (Function Module) to investigate the issue further.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.