How To Fix DPR_CONFLICT_MANAGER021 - Value suggestion not possible; role type disables overlapping staffing

SAP Error Message - Details

• Message type: E = Error

• Message class: DPR_CONFLICT_MANAGER - Message for Conflict Management

• Message number: 021

• Message text: Value suggestion not possible; role type disables overlapping staffing

What causes this issue?

The role to which the conflict element belongs has been staffed with
multiple resources. However, the role type does not permit overlapping
staffing. For this reason, the system cannot suggest dates for the
staffing.

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?

Manually specify the new start and finish dates for the conflict
element. Make sure that the new timeframe of the conflict element does
not overlap with that of other staff assignments to the same role.

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 DPR_CONFLICT_MANAGER021 - Value suggestion not possible; role type disables overlapping staffing ?

  The SAP error message DPR_CONFLICT_MANAGER021 indicates that there is a conflict in staffing assignments due to the role type settings in the project management module. Specifically, this error occurs when the system detects that overlapping staffing is not allowed for a particular role type, and an attempt is being made to assign a resource to a time period that overlaps with an existing assignment.
  Cause:
  
  Role Type Configuration: The role type associated with the resource may be configured to disallow overlapping assignments. This is often set up to ensure that resources are not double-booked for the same time period.
  Existing Assignments: There may already be an existing assignment for the resource in the specified time frame, which conflicts with the new assignment you are trying to create.
  Project Settings: The project or task settings may have restrictions that prevent overlapping staffing for certain roles.
  
  Solution:
  
  Check Existing Assignments: Review the current assignments for the resource in the specified time frame. If there is an existing assignment, you may need to adjust the timing of the new assignment or remove the existing one if it is no longer needed.
  Role Type Configuration: If overlapping staffing is necessary for your project, consider reviewing the configuration of the role type in the system. You may need to change the settings to allow overlapping assignments, but be cautious as this may lead to resource conflicts.
  Adjust Project Settings: If the project settings are too restrictive, you may need to modify them to allow for overlapping staffing where appropriate.
  Consult Documentation: Refer to SAP documentation or consult with your SAP administrator to understand the specific configurations and settings related to role types and staffing assignments.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on managing staffing conflicts.
  User Roles and Permissions: Ensure that you have the necessary permissions to make changes to staffing assignments and role configurations.
  Training and Support: If you are unsure about how to proceed, consider reaching out to your organization's SAP support team or seeking training on project staffing and resource management within SAP.
  
  By following these steps, you should be able to resolve the error and successfully manage staffing assignments in your SAP project management environment.