Interpretation
What this message does — and does not — prove
Official meaningThe requested paper/media setting does not match the configured/loaded media path.
Do not assumeThis message is usually configuration evidence, not proof of a mechanical feed failure.
Safe sequence
Work through the manufacturer-scoped path
- 01
Read the document/driver paper size and type.
- 02
Check the printer's Tray 1 media settings.
- 03
Load the matching paper or deliberately change both job and printer settings.
- 04
Retry a one-page job.
Stop / escalate
When not to keep experimenting
If settings and physical media match but the message persists across jobs/devices, continue with Brother support.