Error with the OCR Software for Deskjet F2430

An error just materialized while I am scanning. There is an error which took place while I am at the point of previewing. Is there a program working while I am in a scan mode or I’ll just wait for it to finish and opt to preview again?

Scanning
An error occurred during the preview. If another program is scanning, Please wait for it to complete and try again.
OK
I am not familiar with this kind of error. Please find time to explain this soon!
