Users running i1Display Pro with Mac OSX 10.6 (and higher) can sometimes see their console log is filling up with errors regarding Aladdin hasp drivers as well as crashing the system entirely.
Updating to the latest Aladdin dongle driver that is compatible on Lion and higher will resolve this issue. Please use the link below to take you to the lastest driver:
Once the driver update is complete, i1DisplayPro should no longer cause this issue.
If the issue persists after updating the Aladdin driver, navigate to the following location:
"HD > Library > Launch Daemons"
Delete the following two files and empty the Trash: