Hello Neighbor Mod Kit Stuck At 45 Jun 2026

: Security software may block the editor from creating temporary files. Try temporarily disabling your firewall or adding an exception for the Epic Games Launcher and the Mod Kit.

If the CPU usage is high (often 80% to 100%) and the memory usage is slowly shifting, the kit is not crashed. It is actively working. Leave your computer alone and let it finish. Once it compiles the shaders successfully once, subsequent launches will take only a few seconds. Step 2: Clear the Derived Data Cache (DDC)

: Find the folder named DerivedDataCache and delete it. hello neighbor mod kit stuck at 45

TinyBuild has acknowledged the 45% bug in patch notes for v1.3.2 (2023) and v1.4.0 (2024), but some users still report it. The devs recommend as the primary fix. A permanent patch is not yet confirmed.

Leave the computer alone. Depending entirely on your CPU's core and thread count, this waiting game can take anywhere from 15 minutes to over an hour on mid-range hardware. Breaking the process early by force-closing the window resets your progress, forcing your CPU to restart the compilation loop from zero the next time you try to launch it. [Solved] Unreal Editor loading stuck at 45% - C++ : Security software may block the editor from

If you are reading this, you have likely experienced a uniquely frustrating ritual: You open the Hello Neighbor Mod Kit (whether on Steam, Epic Games, or via a standalone launcher), the loading bar fills smoothly to 44%, creeps to 45%... and then stops. The music might keep playing, the cursor might still move, but the screen is frozen. You wait five minutes, ten minutes, an hour. Nothing.

or ensure the Epic Games Launcher and Mod Kit have permission to run. Unreal Engine Troubleshooting Steps Clear Save Data It is actively working

: This happens most frequently during the first launch after installation or after a major engine update.

Mod Kit relies on unpacking and recompiling assets. A single missing texture or script can block loading.