Error Message: "Twain Error"

    02-Nov-2007
    8100062300

    Issue

    An error message appears and the scanner does not work.
    An error message appears and the scanner does not work.
    The scanner driver is not displayed.
    The same error appears even after the computer is restarted.

    Cause and Solution

    The lock switch holding the scanning unit is not released completely.
    Disconnect the interface cable from the scanner and release the lock switch completely.
    Unlocking the Scanner

    The scanner driver is not installed correctly.
    1. Check if the scanner is correctly selected in the application.
    2. If the scanner is not listed in the application, the driver is not installed properly. Uninstall and reinstall the driver and then reconnect the scanner.
    Selecting a Scanner (ArcSoft PhotoStudio)
    In this example, CanoScan LiDE600F will be selected in ArcSoft PhotoStudio.
    1. Start ArcSoft PhotoStudio.
    2. Select [Select Source] from the [File] menu.

    Reinstalling the scanner driver from the CD-ROM (Macintosh)

    Reinstalling the scanner driver from the CD-ROM (Windows)

    The scanner may not be recognized by the computer.
    1. Disconnect and reconnect the scanner.
    * If the scanner is connected via USB hub, connect the scanner to the computer directly without hub.
    * If your computer has multiple USB ports, connect the scanner to another port.
    2. Restart the computer. The scanner may be recognized and work.
    3. Check if the scanner is recognized or not and perform the following procedures.
    Perform the following procedures to check if the scanner is recognized. If it is not, reinstall ScanGear.
    Connecting the scanner to your computer
    Make sure that the lock switch is released.

    The scanner may not be recognized by the computer. (Windows)
    Perform the following procedures to check if the scanner is recognized. If it is not, reinstall ScanGear.

    The scanner may not be recognized by the computer. (Macintosh)
    Perform the following procedures to check if the scanner is recognized. If it is not, reinstall ScanGear.