How To Fix CZ051 - All objects assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: CZ - Customizing messages

• Message number: 051

• Message text: All objects assigned

What causes this issue?

Either you have completed the last possible assignment or you have tried
to make an assignment that is impossible.

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?

There are two reasons why this assignment may not be possible. Either
the line is already marked as incorrect, which means that all further
assignment attempts are prevented, or no more assignments can be made
because they have already all been made or priority Customizing
work has not yet been completed.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CZ051 - All objects assigned ?

  The SAP error message CZ051 ("All objects assigned") typically occurs in the context of SAP's Project System (PS) or when dealing with the assignment of objects in various modules. This error indicates that all the objects that can be assigned to a particular project or task have already been assigned, and therefore, no further assignments can be made.
  Cause:
  
  Exhausted Object Assignments: The primary cause of this error is that the maximum number of objects (like WBS elements, networks, or activities) that can be assigned to a project or task has been reached.
  Configuration Limits: There may be configuration settings in the system that limit the number of assignments.
  Incorrect Object Type: Attempting to assign an object that is not compatible with the project or task.
  
  Solution:
  
  Review Assignments: Check the current assignments to see if there are any objects that can be unassigned or if there are any duplicates.
  Increase Limits: If applicable, consult with your SAP administrator to see if the configuration can be adjusted to allow for more assignments.
  Use Different Objects: If certain objects are already assigned, consider using different objects that are not yet assigned.
  Check Object Types: Ensure that the objects you are trying to assign are of the correct type and compatible with the project or task.
  Consult Documentation: Review SAP documentation or help resources for specific guidelines related to the Project System or the module you are working with.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CJ20N (Project Builder) or CJ02 (Change Project) to manage project assignments.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles: Ensure that you have the necessary permissions to make changes to project assignments.
  System Logs: Review system logs for any additional error messages or warnings that may provide more context about the issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.