Cooktop works great, oven acts like it wants to work but won't

Oven Repair (including Ranges and Cooktops)
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I have a Frigidaire ES100 Electric oven with a smooth cooktop. The cooktop works great but when we try to use the oven it won’t heat up, neither the bake nor the broil element. The unit will cycle like it is trying to work but no heat. Please help!!!