How To Fix CMM_MEV_APPL_MM002 - Cannot read transaction keys (table T030A)

CMM_MEV_APPL_MM002 - Overview

• Message type: E = Error

• Message class: CMM_MEV_APPL_MM -

• Message number: 002

• Message text: Cannot read transaction keys (table T030A)

Self-Explanatory Message

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CMM_MEV_APPL_MM002 - Details

• The SAP error message CMM_MEV_APPL_MM002 indicates that the system is unable to read transaction keys from the table T030A. This table is related to the configuration of the material management (MM) module in SAP, specifically dealing with transaction keys for various material movements.
  
  Cause:
  
  Missing Entries in T030A: The most common cause of this error is that the required entries in the T030A table are missing or not properly configured.
  Authorization Issues: The user may not have the necessary authorizations to access the T030A table or the relevant transaction keys.
  Database Issues: There could be issues with the database, such as corruption or connectivity problems that prevent the system from reading the table.
  Transport Issues: If recent changes were made via a transport request, it’s possible that the transport did not include the necessary entries or was not imported correctly.
  
  
  Solution:
  
  
  Check T030A Table: Use transaction code SE11 or SE16 to check the contents of the T030A