Symptom(s)
Editing the scan list caused the radio to display 'initializing' and will not function properly until power-cycled.
Issue
Defect in R4.20.00 APX NEXT bundle firmware caused the application to enter an invalid state
Environment
APX NEXT running R4.20.00 (R2021.4) Firmware.
Resolution
Upgrade to a firmware version higher than R4.20.00