Message type: E = Error
Message class: 5W - Messages for PD (Particularly Workflow)
Message number: 187
Message text: An active interval already exists and will be deactivated
Only one reserved number interval can be activated for each system or
client. When you save the changes, the existing active interval is
deactivated.
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.
The SAP error message 5W187 ("An active interval already exists and will be deactivated") typically occurs in the context of time management or scheduling within SAP systems, particularly when dealing with work schedules, time evaluation, or similar functionalities.
Cause: This error message is triggered when you attempt to create or modify a time interval (such as a work schedule or time record) that overlaps with an existing active interval. SAP does not allow overlapping intervals for the same object (e.g., employee, work center) to maintain data integrity and avoid confusion in time evaluations.
Solution: To resolve this error, you can take the following steps: Check Existing Intervals: Review the existing time intervals for the employee or object in question. You can do this by navigating to the relevant transaction (e.g., PA20 for employee data, or PT50 for time evaluation) and checking the time records. Deactivate or Adjust Existing Intervals: If you find that there is indeed
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