Are you running into a during the file extraction or when you try to launch the executable? Hungry Camp Archives - Kagura Games
Knowing the source (e.g., a specific forum or Patreon) can help me find the exact patch notes for v110.
If the base game has been updated recently, v110mod1 may become incompatible. In these cases, you may need to wait for a patch from Hungry Camp.
Most mods for these RPGMaker or Unity-based games require you to place the mod files into the www folder or the game_Data folder of the main directory.