How To Fix MMRP01223 - Fixing/ATP not possible because explosion not yet carried out (start RPM)

MMRP01223 - Overview

• Message type: E = Error

• Message class: MMRP01 - Rapid Planning Matrix

• Message number: 223

• Message text: Fixing/ATP not possible because explosion not yet carried out (start RPM)

What causes this issue?

The order is in a long-term planning matrix.

System Response

Orders in long-term planning matrices cannot be fixed or checked using
the ATP check.

How to fix this error?

The order cannot be fixed or checked using the ATP check until it lies
within the detailed scheduling horizon for the planning matrix.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MMRP01223 - Fixing/ATP not possible because explosion not yet carried out (start RPM) ?

  The SAP error message MMRP01223, which states "Fixing/ATP not possible because explosion not yet carried out (start RPM)," typically occurs in the context of the SAP Advanced Planning and Optimization (APO) module, particularly when dealing with the planning and execution of production orders or requirements planning.
  
  Cause:
  This error generally indicates that the system is unable to perform the Available-to-Promise (ATP) check or fixing of a requirement because the explosion of the bill of materials (BOM) has not yet been executed. The explosion process is essential for determining the components required for production and their availability.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check BOM Configuration: Ensure that the BOM for the material in question is correctly configured and active. If the BOM is not maintained or is inactive, the explosion cannot be carried out.
  
  
  Run the Explosion: Manually trigger the explosion of the BOM. This can typically be done through the following