Fixing a Bambu Lab X1C Error: "Extruding filament failed. The extruder might be clogged." (opens in new tab)

My 3D printer broke. No matter what I tried, I couldn't get past this error: "Extruding filament failed. The extruder might be clogged." I took apart the extruder gear assembly to check for clogs: I inspected the little magnet on the filament sensor and tried flipping it around (a tip