Lines already exist
This IRIS message appears when you copy data on plan from Excel or another plan position. It indicates that lines with the same ID exisit on some other plan position and process requires further instructions.

Commands on the message will do the following:
- Overwrite - this step will move lines from previous plan position to a selected plan position.
- Add - this step will create new line IDs and copy data to a selected plan position (old positions will remain intact).
- Cancel - will cancel this process.
- Show Help - will open help topic on UserSite.