Complete the following steps to add server level property:
Log in to the WebLogic console.
From the left panel, click Environment > Servers.
Click on the name of managed server where you want to add scheduler.disabled=false property.
Select Lock and Edit.
Select Configuration > Server start.
In the Arguments text box, add scheduler.disabled=false property and click Save.
Click Activate Change.
To pick this property, re-start the managed server using node manager.
Re-starting from the Command Line Interface does not work.