How To Fix DPR_SHARED245 - &1 &2: Cannot undo start constraint

DPR_SHARED245 - Overview

• Message type: E = Error

• Message class: DPR_SHARED - Development Projects: Messages for Shared Objects

• Message number: 245

• Message text: &1 &2: Cannot undo start constraint

What causes this issue?

You want to undo the start constraint. However, <(>&<)>V1&
<(>&<)>V2& is the successor in a relationship and its predecessor
task belongs to a different phase.
The relationship between the two tasks is now competing with the
relationship between the two phases to which these tasks belong. This
could cause a <ZH>scheduling conflict</>. The relationship between the
phases has priority.
To ensure this, the system sets the <ZK>start no earlier than</> start
constraint for the successor task.

System Response

The start constraint remains.

How to fix this error?

Check the cross-phase relationship.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DPR_SHARED245 - &1 &2: Cannot undo start constraint ?

  The SAP error message DPR_SHARED245 typically occurs in the context of project management within SAP, particularly when dealing with project planning and scheduling. This error indicates that there is an issue with undoing a start constraint on a project element, such as a task or activity.
  
  Cause:
  The error message DPR_SHARED245 can be triggered by several factors, including:
  
  
  Invalid State: The project or task may be in a state that does not allow for the modification of constraints. For example, if the project is locked or if the task is already in progress, you may not be able to undo constraints.
  
  
  Dependencies: There may be dependencies or relationships with other tasks that prevent the modification of the start constraint. If other tasks are linked to the task in question, changing the constraint could violate those dependencies.
  
  
  User Permissions: The user may not have the necessary permissions to make changes to the project or task constraints.
  
  
  System