We are running off separate copies of the program, ergo there is no conflict.

You cannot run separate copies of the database engine within two or more terminal sessions.

Should any two persons record the same program, it must for legal reasons be recorded and stored as separate copies.

Backing up data - making a separate copy - is not only wise in case of a disaster.

He handed over two separate copies of the diagrams.

If separate copies are required this will need to be resolved within the users' own systems.

A chroot environment can be used to create and host a separate virtualized copy of the software system.

Two other separate copies may also have existed.

I could send him, if he wishes, a separate and spare copy marked with pencil.

But if Eudora needed the file, wouldn't it have created a separate copy during installation?