Greetings!!, My name is baroncorrz. I am a printer technical expert. Are you using epson printer and your epson printer won't recognize ink cartridge because of that you are very frusted. But It's a very common problem I recently solve related this probelm. Beacsue I have a 15+ years of experience in this industry. So you can contact me. 
https://www.epsonprintersupportpro.us/blog/epson-printer-wont-recognize-ink-cartridge/