Message type: E = Error
Message class: UMB - SEM-CPM: Balanced Scorecard
Message number: 277
Message text: The milestone already exists for the selected period
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UMB277
- The milestone already exists for the selected period ?The SAP error message UMB277, which states "The milestone already exists for the selected period," typically occurs in the context of project management or milestone planning within SAP. This error indicates that you are trying to create or modify a milestone that overlaps with an existing milestone in the system for the specified period.
Cause: Duplicate Milestone: You are attempting to create a milestone that has the same date or period as an existing milestone. Incorrect Date Entry: The dates you are entering for the new milestone may inadvertently match those of an existing milestone. Project Configuration: The project or task configuration may not allow overlapping milestones, which is a common requirement in project management to ensure clarity and avoid confusion.
Solution: Check Existing Milestones: Review the existing milestones for the project or task to identify any that overlap with the dates you are trying to enter. You can do this by navigating to the milestone
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