Subscriptions in Plesk are marked with a red question mark despite resources and limits not being exceeded

Symptoms

• Subscriptions in Plesk > Subscriptions menu are marked with a red question mark despite the fact that resources are not exceeded.

• An attempt to sync subscriptions with a Service plan fails:

  Unable to sync subscriptions with the service plan.

Cause

The Daily Maintenance task has not been executed yet so subscriptions' resource usages were not updated.

Resolution

Perform one of the following:

• Force execution of the Daily Maintenance script so the resource usage is updated manually.

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• Wait for the Daily Maintenance tasks to execute at a scheduled timeframe.