How To Fix REMPT321 - Scheduling and capacity calculation of & have different bases

REMPT321 - Overview

• Message type: E = Error

• Message class: REMPT - Message Class for REM Planning Table (Rel. 99)

• Message number: 321

• Message text: Scheduling and capacity calculation of & have different bases

What causes this issue?

The basis used for scheduling and to calculate the capacity
requirements are different. This can cause inconsistencies.
A possible reason for this is that you entered a capacity in the
"Capacity" field in the scheduling view of the work center. Please
refer to the OSS note 119596 for more detailed informatin.

How to fix this error?

Do not use the "Capacity" field in the scheduling view of the work
center if you work with the REM planning table.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message REMPT321 - Scheduling and capacity calculation of & have different bases ?

  The SAP error message REMPT321 indicates that there is a discrepancy between the scheduling and capacity calculation bases for a particular production order or process. This typically occurs in the context of production planning and scheduling within SAP's Advanced Planning and Optimization (APO) or Production Planning (PP) modules.
  
  Cause:
  The error can arise due to several reasons, including:
  
  Different Planning Versions: The scheduling and capacity calculations may be based on different planning versions or scenarios.
  Inconsistent Data: There may be inconsistencies in the master data, such as routing, work center, or production resources.
  Capacity Planning Settings: The settings for capacity planning and scheduling may not align, leading to different bases being used for calculations.
  Changes in Master Data: If there have been recent changes to the master data (like work centers or production resources) that have not been updated in all relevant areas, this can lead to discrepancies.
  Resource Availability: If the resource availability is not correctly