Stabilize before forcing the objective
Level 7 is a late-run story level, and the game can carry multiple accumulated rules into the room. The developer also notes that Duplicate can stack past level 5.
Spend the opening seconds locating every active Cobb and naming one safe connector. Do not touch the first task just because it is visible.
The run collapses when you start an interaction before knowing whether the exit is blocked by another Cobb or a sense rule.