Check Preferences

The Check Preferences tab is shown below:

This tab has the following options:

Check For Duplicates When Moving or Copying Objects If you move or copy an Object to a destination file and the Object already exists then a warning is presented giving you the option to continue or cancel the operation.
Warn if Destination Object is Referenced When Moving or Copying Objects If you move or copy an Object and it is overwriting an Object that is being referenced, or you are deleting a referenced Object, then a warning is presented giving you the option to continue or cancel the operation.