How To Fix IM509 - Planned task start is after desired notification end

SAP Error Message - Details

• Message type: E = Error

• Message class: IM - Maintenance notifications

• Message number: 509

• Message text: Planned task start is after desired notification end

What causes this issue?

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

System Response

The system informs you of any discrepancies between the planned dates
for the task and notification, because it makes sense for the start of
the task to fall before or at the same time as the start of the
notification. The system comtinues processing even if you keep the date
entries the way they are now.

How to fix this error?

Check whether you want to change either the planned start date of the
task or the planned end date of the notification and overtype the dates
if necessary.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IM509 - Planned task start is after desired notification end ?

  The SAP error message IM509 ("Planned task start is after desired notification end") typically occurs in the context of maintenance management within SAP, particularly when dealing with maintenance notifications and work orders. This error indicates that the planned start date of a task or operation is set to begin after the end date of the associated notification, which is not permissible.
  Cause:
  
  Date Mismatch: The planned start date for a task is later than the end date specified in the maintenance notification.
  Incorrect Scheduling: The scheduling of tasks may not have been properly aligned with the notification's time frame.
  Data Entry Errors: Manual entry errors when creating or modifying tasks or notifications can lead to this mismatch.
  
  Solution:
  To resolve the IM509 error, you can take the following steps:
  
  
  Check Notification Dates:
  
  Go to the maintenance notification associated with the task.
  Verify the start and end dates of the notification. Ensure that the planned start date of the task falls within this range.
  
  
  
  Adjust Task Dates:
  
  If the planned start date of the task is indeed after the notification end date, adjust the task's planned start date to be within the notification's valid date range.
  You can do this by editing the task in the work order or maintenance plan.
  
  
  
  Review Scheduling:
  
  If the task is part of a larger maintenance plan or work order, review the overall scheduling to ensure that all tasks are appropriately sequenced and scheduled within the correct time frames.
  
  
  
  Consult Documentation:
  
  If you are unsure about the correct dates or how to adjust them, refer to your organization's SAP documentation or consult with a colleague who is familiar with the maintenance management processes.
  
  
  
  Test Changes:
  
  After making adjustments, try to save or execute the task again to see if the error persists.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like IW21 (Create Notification), IW22 (Change Notification), or IW31 (Create Order) to access and modify notifications and orders.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles: Ensure that you have the necessary permissions to modify notifications and tasks in SAP.
  Training: If you frequently encounter this error, consider additional training on SAP maintenance management processes to better understand scheduling and task management.
  
  By following these steps, you should be able to resolve the IM509 error and ensure that your maintenance tasks are scheduled correctly within the defined time frames.