A Printer Error Has Occurred appears when trying to print, check the printer itself to see if an error code is displayed on the LCD or if the Alarm and / or Power
Please update your computer to macOS 10.12.1 and install the latest CUPS printer driver for your printer to correct the issue described in this article. If you do not wish to update your OS to 10.12.1, please follow the steps below to print correctly if a "Filter failed" error occurs.
Solution If an error icon appears in the printer's [LCD monitor] as shown below, or error messages such as [Paper and ink do not match] or [No Ink] appear in the camera's [LCD monitor], please check the paper cassette and the ink cassette combination for a mismatch. IMPORTANT
Print via AirPrint Remove any inserted memory cards, USB flash drives, or USB cables. Confirm that no error messages display on SELPHY. Reset the Wi-Fi settings and try to connect again.