A carpenter tries to fit a door but it is too big, so he cuts a bit rotten and it is too small.? He then cuts another bit past its sell-by date and it fits...

He then cuts another bit past its sell-by date and it fits perfectly....HOW?
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Answers:    well-mannered riddle you have to post the answer some time that's a accurate one
Please serve!Due to a recent Ice storm- trees...
Sounds like he miss measured at first or he's not too skilled at his trade. Hope everything worked out very well for you.