When you set a task reminder and start an instance of the workflow, the time for the reminder is not calculated according to the default working hours configured in K2 Management.
- Ensure you have K2 Five (5.1) installed.
- Download the K2 Five (5.1) FP28 from K2 Partner and Customer Portal.
- Install the K2 Five (5.1) FP28 to apply the fix.
- Re-deploy the workflow and start a new instance.