How To Fix IM870 - No capacity category was maintained in the BAdI; Calculation not possible

IM870 - Overview

• Message type: E = Error

• Message class: IM - Maintenance notifications

• Message number: 870

• Message text: No capacity category was maintained in the BAdI; Calculation not possible

Self-Explanatory Message

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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.

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IM870 - Details

• The SAP error message IM870 indicates that there is an issue with the capacity category not being maintained in the Business Add-In (BAdI) related to the capacity planning or management in the SAP system. This error typically arises in the context of Inventory Management (IM) or Production Planning (PP) modules when the system attempts to perform a calculation that requires a defined capacity category.
  
  Cause:
  
  Missing Configuration: The capacity category has not been defined or maintained in the relevant BAdI implementation.
  BAdI Implementation: The BAdI that is supposed to provide the capacity category logic is either not implemented or not correctly configured.
  Data Issues: There may be missing or incorrect data in the master data that the BAdI relies on to determine the capacity category.
  
  
  Solution:
  
  
  Check BAdI Implementation:
  
  Go to transaction code SE19 (BAdI Implementation) or SE18 (BAdI Definition) to check if the BAdI related to capacity planning is implemented.
  Ensure that the implementation is active and