Background Transient lines often become visible in the Drawing view. And it can not be edited or deleted anyway. But for users time becomes unnecessary. But as it cannot be removed permanently that becomes a problem. But here is a way to turn off those lines
Steps to Accomplish
This operation could be done from the View Attribute dialog box.
1. Click on the View Attribute icon. Then the View Attribute window will pop up. 2. From that window Need to turn off ‘Construction Line’
3. Now restart the application and you can see the line has gone.