Is this belt tension or something else?

Filament sensor always switches to detected after prime blob. I have tried everything and am stuck.
Bad stepper motor?

VAOC IDEX Calibration toolhead collision.
nternal error during connect: module 'extras.resonance_tester' has no attribute 'SweepingVibrationsT
Burned or Bricked raspberry 4b - no 3.3v
Fan Confusion
moonraker not connecting

Replacing my 24V heatcore but mistakenly ordered a 12v one
Cooling 4028 fan 12v won't run.

VC4 full kit: unable to read tmc uart 'stepper_z' register ifcnt
Chamber Temperature Display?
Z-Offset / Beacon Compensation / RatOS V4 500 IDEX
Flashing Octopus Board V1.1 & RatOS

Issues Flashing EBB42 v1.2 via DFU
Unsolveable version mismatch after reinstall 2.0 vs 2.1?
Gantry Twist & Bed Mesh Issues on RatRig V-Core 4 500

Bed moving down by home command.
Issue with VCore 4 IDEX 500 Homing – Carriage Crashing into Frame
Wierd Sound