
Deeper runs only on an Administrator accounts. Verify that you can really administer the computer in System Preferences > Account > Password tab.

Verify that the Shift key is not pushed.

Verify the configuration of your keyboard (QWERTY, QWERTZ, AZERTY...).

Insert the Install Disc 1 and restart pressing the C key. Choose your language then click the Disk Utilities in the Utilities menu. Select your startup Disk and click the Repair Disk button. When done, click the Repair Disk Permissions button. Then restart normally, relaunch Deeper and try again...