Message type: E = Error
Message class: PV - Training and Event Management
Message number: 310
Message text: Specify a schedule first
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PV310
- Specify a schedule first ?The SAP error message "PV310 Specify a schedule first" typically occurs in the context of SAP's Project System (PS) module or when dealing with scheduling in other modules. This error indicates that the system requires a scheduling entry to be defined before proceeding with the action you are attempting to perform.
Cause: Missing Schedule: The most common cause of this error is that a scheduling entry has not been created for the project or activity you are trying to work with. Incorrect Transaction: You may be in a transaction that requires a schedule to be defined, but you have not navigated to the appropriate screen or entered the necessary data. Data Inconsistency: There may be inconsistencies in the data that prevent the system from recognizing an existing schedule.
Solution: Create a Schedule: Navigate to the relevant transaction (e.g., CJ20N for project management). Ensure that you have defined a schedule for the project or activity. This can typically be
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