custom map upload still doesnt work

[ChiefMonkengineer]

Reporting client info: Client Information:
BYOND:516.1669
Key:leavethecapsuleifyoudare

Round ID:

13380

Testmerges:

• [s] temporary fix for lag related to mobs
• Oshan Blast
• TONIGHT, A STAR OF THE CITY SHALL FALL (adds A* pathfinding)
• ["FIX"] [IT'S ACTUALLY BALANCE] [READ DESC] Changes interaction between tackles/body throws and blocking.
• [PORT] Smooth Movement 5.2: God's Dumbest Code Edition (PLATNIUM) (BESTSELLING)
• Anime Halos
• Arachnid Sericulture: Silk Material and Structures
• Voice Obfuscator Gas Mask
• Sprint nerf
• Darkspawn Extinguish now removes the light from glowshrooms
• adds a stomper boots module for modsuits
• Adds battle royale
• [BALANCE] Reduces security assistant slots and gives them the stormtrooper aim quirk, +1 minimum secoff slot to compensate
• Readds mystery gifts to maints
• ghosts now use the character's hair color directly
• Sets default accuracy falloff to 0 because reverse random crits are in fact not fun

Reproduction:

the custom map upload for admins doesn't actually pick that map for the next round