How To Fix PPEACT855 - CTM planning disallows &1 at &2 as only allowed at last activity

SAP Error Message - Details

• Message type: E = Error

• Message class: PPEACT - Messages for iPPE ACT Application (Activities)

• Message number: 855

• Message text: CTM planning disallows &1 at &2 as only allowed at last activity

What causes this issue?

Output components can only be assigned to the last production activity
for CTM planning.

System Response

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

How to fix this error?

Assign all output components to the last production activity.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PPEACT855 - CTM planning disallows &1 at &2 as only allowed at last activity ?

  The SAP error message PPEACT855 indicates that there is an issue with the scheduling of activities in the Capacity Planning or Production Planning module, specifically when using the Capacity Planning Tool (CTM - Capable to Match). The error message states that a certain activity is disallowed at a specific point in the planning process because it is only allowed at the last activity.
  
  Cause:
  This error typically arises due to the following reasons:
  
  
  Activity Constraints: The activity you are trying to schedule is restricted to be executed only at the last operation in a routing or production order. This could be due to the nature of the activity, which may require that all preceding operations be completed before it can start.
  
  
  Routing Configuration: The routing for the production order may not be set up correctly, leading to conflicts in the scheduling of activities.
  
  
  CTM Settings: The settings in the CTM configuration may not allow for