How to say "一旦出现纰漏" (yí dàn chū xiàn pī lòu) in Chinese dialogue

dànchūxiànlòu

Once a mistake appears,

Idioms & Colloquial Expressions
Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0121:05
jīng
guò
shēn
shú

it must be carefully considered.

LINE 0221:08
PLAYING SCENE
dàn
chū
xiàn
lòu

Once a mistake appears,

LINE 0321:10
huò
shì
xiǎo
xiǎo
de
shū

or a small negligence,

Show Information
Source MediaTV Series
Season & EpisodeS1 E24
Timestamp21:08
TMDB ID309609