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error HP
Error Code Incompatible cartridge
Incompatible toner cartridge detected — cartridge is not compatible with this printer model.
? What Causes This
Wrong cartridge model or non-HP cartridge installed.
✓ How to Fix It
- Remove the cartridge.
- Reinsert it to check connection.
- If error persists, replace with a compatible HP cartridge and visit www.hp.com/support/ljM255.
Source: page 8 of the official manual
From the manual
This error code appears in:
HP Color Laserjet Pro M255 M256 Printer