The scanner is not available while in use by another application or user i get this darn error. I use this scan multiple times a day and all of a sudden i see this.... why?

Hi,

The error message could be Twain Driver error or ScandAll pro Application error. Please go through the followings:

SCANDALL-PRO APPLICATION ERROR:

Error Code: [SA01020E] No scanner is found.
There is a possibility that no scanner is connected, the connected scanner is not turned on, or the scanner is currently used by some other application.

Status: [Scan] or [Select Scanner] is specified, but no connected scanner is found. Or, the scanner is currently used by some other application.

Action: Make sure that the scanner is connected and is turned on. If the scanner is currently used by some other application, use the scanner after the application ends. Make sure that the driver selected on the [Scan] tab of [Preferences] in the [Tool] menu is installed correctly.

TWAIN DRIVER ERROR:

-The scanner may be OFF or not connected. Check the power supply of the scanner or connection with PC.
-The scanner may be already in use by other application or the "Scanner and Camera" in [Control Panel].Close other application or "Scanner and Camera" in [Control Panel]

-The connected image scanner is not a model supported by this driver. No image scanner is connected. The cable is disconnected.Check whether the image scanner is connected.

-Another application may already be using the image scanner. Alternatively, the TWAIN driver may have been activated twice.Terminate all applications, and start scanning again.

For more information, please refer to the help contents of Scanner utility/Twain driver and scanning application installed on your PC.Hope the above information is helpful.

Thanks,
ScanCare