How To Fix WAHD040 - Plant category &1 is invalid; Permitted values 'A' or 'B'

WAHD040 - Overview

• Message type: E = Error

• Message class: WAHD - Messages for Alternative Historical Data

• Message number: 040

• Message text: Plant category &1 is invalid; Permitted values 'A' or 'B'

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 WAHD040 - Plant category &1 is invalid; Permitted values 'A' or 'B' ?

  The SAP error message WAHD040 indicates that there is an issue with the plant category being used in a transaction or configuration. The message specifies that the plant category must be either 'A' (for production plants) or 'B' (for service plants), and the value provided does not match these permitted values.
  
  Cause:
  
  Incorrect Plant Category: The plant category assigned to the plant in question is not set to 'A' or 'B'. This could be due to a data entry error or incorrect configuration.
  
  Configuration Issues: The plant may not be properly configured in the system, leading to an invalid category being assigned.
  Data Migration Issues: If data was migrated from another system, the plant category may not have been correctly mapped to the valid values in SAP.
  
  
  Solution:
  
  
  Check Plant Configuration:
  
  Go to the transaction code OX10 (or SPRO -> Enterprise Structure -> Definition -> Logistics - General -> Define Plant).
  Verify the plant category assigned to the