Mac OS: Classic or Mac OS 9 issues after installing HP ScanJet 3.0.1 update

After installing the Hewlett Packard ScanJet 3.0.1 Update, Mac OS 9 may have startup issues, or the Classic environment of Mac OS X may not start.

After installing the HP ScanJet 3.0.1 Update:

A computer with Mac OS 9 as the startup system folder has startup issues and may stop responding.
The Classic environment of Mac OS X will not start.

Make sure CarbonLib 1.4 or later is installed in the Extensions folder of the affected Mac OS 9 System Folder.

For more information, see HP customer support document 15336 .

If the issue persists, reinstall the earlier HP ScanJet Manager 1.4 extension. Consult documentation that came with the software for installation instructions.

Important: Information about products not manufactured by Apple is provided for information purposes only, and does not constitute Apple's recommendation or endorsement. Please contact the vendor for additional information.