How To Fix PPEACT603 - Object type &4 of &2 is different from object type &3 of &1

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 603

• Message text: Object type &4 of &2 is different from object type &3 of &1

What causes this issue?

The objects for which you wish to define a sequence are of different
object types. You cannot create a relationship between different object
types, such as between an activity and a grouping activity.

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?

You can create a relationship (sequence relationship) between objects
of the same type only, for example, between grouping activities. You
maintain this relationship on the sequence tab page for the grouping
activities that you wish to link together.

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 PPEACT603 - Object type &4 of &2 is different from object type &3 of &1 ?

  The SAP error message PPEACT603 indicates a mismatch in object types during a process, typically related to the use of different object types in a transaction or operation. This error often occurs in the context of Production Planning or Project System modules, where different object types are expected to be consistent but are found to be different.
  Cause:
  The error message PPEACT603 is triggered when the system detects that the object type of a specific object (e.g., a production order, project, or another entity) does not match the expected object type. This can happen due to:
  
  Incorrect Object Assignment: An object (like a production order) is being assigned or referenced incorrectly, leading to a mismatch.
  Configuration Issues: There may be configuration settings in the system that are not aligned with the expected object types.
  Data Integrity Issues: There could be inconsistencies in the master data or transactional data that lead to this error.
  User Error: The user may have selected the wrong object type in a transaction.
  
  Solution:
  To resolve the PPEACT603 error, you can take the following steps:
  
  Check Object Types: Verify the object types involved in the transaction. Ensure that the object types being used are compatible and correctly assigned.
  Review Configuration: Check the configuration settings in the relevant modules (e.g., Production Planning, Project System) to ensure that they are set up correctly.
  Data Consistency Check: Perform a data consistency check to identify any discrepancies in the master data or transactional data. This may involve checking the relevant tables in the SAP database.
  Correct Object References: If the error is due to incorrect object references, correct them in the transaction or process you are trying to execute.
  Consult Documentation: Refer to SAP documentation or notes related to the specific transaction or process you are working with for additional guidance.
  Seek Help from SAP Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with the details of the error and the context in which it occurred.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may want to check specific transaction codes related to Production Planning (e.g., CO01 for creating production orders) or Project System (e.g., CJ20N for project management).
  SAP Notes: Look for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the PPEACT603 error and implement a solution to resolve it.