Start over
Definition 1 of 1
Pro Tip 1/3Starting Fresh
Emphasizes discarding the old approach and creating something new. 
After the cake collapsed, we had to start over and bake a new one.
Pro Tip 2/3Not Just Errors
Doesn't only apply to mistakes, but also to changes in plans or new information. 
With the updated guidelines, we need to start over and revise our strategy.
Pro Tip 3/3Resetting a Process
Can refer to restarting processes, often in technology or procedures. 
The system update failed halfway through; we'll have to start over.