Epson has built a system inside their printer which will stop the operation once the printer is having trouble. Normally, you need to take your printer to service centre to get them working again. However, this process is very inconvenient.
You can reset your waste ink counter by your own by using WicReset software.
This software is easy to use with full instruction. With only two clicks, your problem solved and you can get back to business.
Although, it requires you to purchase reset key for each time you reset your printer, it saves you from a lot of trouble. Wic Reset one of the best solutions for overflow waste ink counter.