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Troubleshooting

Issues with terrains

Terrains come in two types, each requiring its own installation method:

  • Custom: Installed like regular mods by moving the .vpk file into the language folder.
  • Standard (from Dota 2): Installed by moving the maps folder, which contains dota.vpk, into the language folder.

IMPORTANT

  • Do not move or rename the dota.vpk file inside the maps folder.
  • Standard terrains only display in matches. They don't work in "Demo" mode.
  • Make sure to disable the Dota+ terrain in the game settings, otherwise it will conflict with the mod.

No changes visible / mod not working

If mods don't show up after installation, follow these steps:

1. Prepare the folder

  1. In Steam: right-click Dota 2 → ManageBrowse local files.
  2. Go to the game directory.
  3. Create folder dota_123.

2. Check file names

Move your .vpk files into dota_123. Make sure they follow the naming rules:

  • Valid range: pak01_dir.vpkpak99_dir.vpk.
  • Not allowed: arbitrary names (e.g., mod.vpk, pak120_dir.vpk) or special characters (exclamation marks, etc.).
  • If you have more than 100 mods and run out of numbers, use the VPKMerge tool.

3. Launch options

Make sure the correct command is set in Dota 2's launch options:

  1. In Steam: right-click Dota 2 → PropertiesGeneral.
  2. In the "Launch Options" field, enter: -language 123
  3. Make sure this command comes first and is the only one (unless you're using other required parameters).

Compare the result with the image below:Settings screenshot

VAC error

If a VAC error message appears when launching the game or searching for a match, don't panic. This is a Dota bug and is not caused by using mods.

How to fix:

  1. Open Steam.
  2. Right-click Dota 2 → Properties.
  3. Go to the Installed Files tab.
  4. Click Verify integrity of game files.

Once the check is complete, restart the game.

Site download freezes

If the download stalls, try:

If that doesn't help:

  1. Refresh the page
  2. Open the console with Ctrl + Shift + J
  3. Start the download via the cart
  4. Wait for the download to finish, or for it to freeze again
  5. Copy the console output and send it to Discord along with a description of the issue

Website won't load

If the site does not load, try:

Mirror status checker