If no one is hurt or negatively affected, there's no problem.
Trusted by1M+English learners & teachers worldwide
If nothing was really damaged, there is nothing to complain about.
When you say no harm, no foul, you admit something went wrong but let it go.
It is used to smooth over small slips and near misses.
"All's Well That Ends Well"
—
A good outcome makes a difficult or messy process worthwhile
"No Big Deal"
—
Something is not important and not worth any significant attention or reaction
"No Harm, No Foul"
—
Overlooking a mistake because no actual damage or harm occurred