Noclip Issue - Editing Questions - Doomworld

So, I was creating a new battle for my slaughtermap, but then I encountered a critical error: when I pass through a certain part of my map (which I dont know specifically), I noclip through some walls (not all of them), and I am unable to activate Walk Over triggers.

minimod][v0.16] Hellscape Navigator - ZDoom

Guys, help me. What can i do ?? : r/Doom

Could not malloc 852 bytes? UDB errors, script flaws, texture anomalies. - Editing Questions - Doomworld

DoomEdNums: Unknown top level keyword ? - Doom Editing - Doomworld

I loved DE and all but : r/Doom

DOOM: All Over Again / Episode 1 - WAD Releases & Development - Doomworld

Exploring Doom Eternal's hidden noclip mode

Unreleased DOOM 4 [cancelled] & DOOM 2016 Development Gameplay

Exploring Doom Eternal's hidden noclip mode

Boxcutter - Episode 1 [10 Vanilla Maps] (Scythe + Eternal Doom) - WAD Releases & Development - Doomworld

Complex Doom: LCA (Legendary Complex Addon) - DRD Team