Copper was unsuccessful in its attempt to connect to the server program. Confirm that the server program is running and has Web Access enabled. Verify that the host name entered into Copper is the correct host name or IP address of the computer which is running the server and that the port number entered into Copper matches the port number through which the server accepts web connections.
The application synchronization behavior is not enabled by any business in the server program. Complete the setup process for application synchronization in the Options dialog of the server program.
The authorization key entered into this instance of Copper does not match that of the server. The authorization key is case sensitive and must exactly match the authorization key entered into the server program.
Copper is attempting to update quantities for an item at a location that does not exist in the server Inventoria program. The location name entered into Copper is not case sensitive but must otherwise match the name of one location in the server Inventoria.
Copper is attempting to update quantities for an item that does not exist in the server Inventoria program. The most likely cause of this error is that the item was created locally or deleted from the server Inventoria after the most recent item synchronization.