Try connecting it on direct wall outlet.Not a surge protector or power strip
Try below solutions
An Unexpected Internal Error Has Occurred' Error Message Displays
When attempting to scan, or, during the scanning process, the error message An unexpected internal error has occurred
may display on the computer screen. There are three scenarios where this issue occurs.
document covers each scenario where this error may occur and provides
links to the appropriate documentation for resolving each scenario.
If you have multiple versions of HP Image Zone software installed on your computer,
click here to download a patch that might resolve this issue
If you do not know if you have multiple versions of HP Image Zone installed, follow the instructions below.
, point to Settings
, and then click Control Panel
Click Add/Remove Programs
In the list of programs that displays, look for the following entries:
- HP Image Zone
- HP Photo and Imaging Gallery
If there is more than one entry listed, then there are multiple versions of HP Image Zone software installed on the computer.
Click here to download the patch.
Follow the on-screen instructions to download and install the patch.
If the issue persists, try the next solution.
Clicking Scan picture or image
in the HP Director software results in an unexpected internal error or causes the computer system to stop responding.
Click here to resolve this issue (c00369826).
accepting a scan from the HP Scanning preview window, the scanner may
start to scan and then lock up with the lamp approximately ½ way down
the scanner bed. This results in an unexpected internal error or causes
the computer system to stop responding. Click here to resolve this issue (c00373192).
accepting a scan, the scanner completes the final scan and the lamp
returns to the home position; however, when the image is being
processed or sent to the receiving application (that is, HP Photo and
Imaging Gallery), an unexpected internal error occurs. Click here to resolve this issue (c00373192).
Immediately after clicking Scan Picture from the HP Director when using
an HP Scanjet 3970 with v2.2 software, an unexpected internal error
Try also this linkhttp://h10025.www1.hp.com/ewfrf/wc/document?docname=c00259434&tmp_task=solveCategory&lc=en&dlc=en&cc=us&product=297430
I hope you issue should be fix to lessen your frustrations.You can do it
Christian from HP
Say "Thanks" by clicking the thumb icon in the post that helped you.
Please click "YES" in solution that solves your problem as "was this helpful?"
(Although I am employed by HP, I am speaking for myself and not for HP)