BUG: No MouseDevice when upgrading to E-Prime 3.0 causes "Invalid value for Device to Filter" error when loading the experiment [27773]

This article applies to:

E-Prime 3.0

E-Prime 2.0

E-Prime 1.x

Symptoms

An error (error number 1000) occurs when attempting to upgrade an experiment to E-Prime 3.0 that does not have a MouseDevice.

Detail

If an experiment created in E-Prime 1.x or E-Prime 2.0 is upgraded to E-Prime 3.0 and the experiment does not have a MouseDevice present, then the following error occurs during the upgrade process:

This error occurs because E-Prime 3.0 has the added features of Buttons. The ButtonDevice is another Device available to Users when designing E-Prime 3.0 experiments. By default, the ButtonDevice's "Input Device to Filter" option is set to the MouseDevice. If no MouseDevice is present in the experiment, an error occurs.

Workaround

Add a MouseDevice to the E-Prime 1.x or E-Prime 2.0 experiment before upgrading to E-Prime 3.0.