Cause: The computer was turned off.

If this did not solve the issue, try the next solution.

Solution 4: Check the connection from the product to your computer

Solution: Check the connection from the product to your computer. Verify that the USB cable is securely plugged into the USB port on the back of the product. Make sure the other end of the USB cable is plugged into a USB port on your computer. After the cable is connected properly, turn off the product and then on again. If the product is connected to the computer through a wired, wireless, or Bluetooth connection, make sure that the respective connections are active and the product is turned on.

Solve a problem

For more information on setting up the product and connecting it to your computer, see the Start Here guide that came with the product.

Cause: The product was not properly connected to the computer.

File messages

The following is a list of file-related error messages:

Error reading or writing the file

Unreadable files. NN files could not be read

Photos not found

File not found

Invalid file name

Supported file types for the product

File corrupted

Error reading or writing the file

Solution: Check to see if you have the right folder and file name.

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HP Premium Web - C309n manual File messages, Error reading or writing the file