New wb27x45466 displays code L4A & HDE

Oven/Range/Cooktop Repair
1

Brand:ge
Model Number:jb250rf4ss
Main Symptom: new wb27x45466 displays code L4A & HDE
What happens & when: initially when stove is powered up codes L4A & HDE appear. What do these codes mean???

Error Code (if any):l4a & hde
Parts or tests already tried:e
Photos / video link:

2

Ensure the board connections are all tight and not damaged. These error codes could be a door lock circuit or an issue with the board.