Solve a problem

Chapter 12

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.

Cause: The product software could not open or save the file.

Unreadable files. NN files could not be read

Solution: Reinsert the memory card in the product. If this does not work, retake the photos with your digital camera. If you already transferred the files to your computer, try printing those files by using the HP Photosmart Software. The copies might not be damaged.

Cause: Some of the files on the inserted memory card were damaged.

Photos not found

Try the following solutions.

Solution 1: Reinsert the memory card

Solution 2: Print photos from the computer

Solution 1: Reinsert the memory card

Solution: Reinsert the memory card. If this does not work, retake the photos with your digital camera. If you already transferred the files to your computer, try printing those files by using the HP Photosmart Software. The copies might not be damaged.

Cause: Some of the files on the inserted memory card were damaged. If this did not solve the issue, try the next solution.

Solution 2: Print photos from the computer

Solution: Take some photos with your digital camera, or if you previously saved photos on your computer, you can print them using the HP Photosmart Software.

Cause: No photos were found on the memory card.

72 Solve a problem

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HP C4780, C4750, C4795, C4740 manual File messages