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Connecting and Troubleshooting

  1. From the title screen, choose Multiplayer, then Add Server.

  2. Set the server address to:

    forge.devgru-mc.org
  3. Save and connect. You should load into the world and be able to move and place blocks.

The server uses an SRV record, so the port is handled for you. If your client cannot connect by name, use the explicit address forge.devgru-mc.org:25567 instead.

The server is whitelisted. If you have not been added, you will be kicked with a “not whitelisted” message. Ask an admin in Discord to add you.

”You are not whitelisted on this server”

Section titled “”You are not whitelisted on this server””

You have not been added yet. Ask an admin in Discord. This is not a modpack problem.

If you are disconnected with a message like “Server has additional mods that may be needed on the client” or one mentioning a mod channel, your client modlist does not match the server.

  • Make sure the pre-launch command ran. Watch for the packwiz installer window at launch. If you do not see it, recheck Custom commands in the instance settings (Setup: Prism Launcher, step 4).
  • Confirm the Forge version is 47.4.10, matching the server. A different Forge build can cause a handshake failure.
  • Relaunch so packwiz can sync any updates, then reconnect.

If a problem persists, your client log has the details. In Prism, right-click the instance, choose Folder, then open minecraft/logs/latest.log. The disconnect reason and any missing or extra mods are named there. Share that log in Discord when asking for help.

  • Open the instance’s Java settings: Edit Instance, Settings, Java. The two checks below both live in this one panel.
  • Confirm you are on Java 17 (Forge 1.20.1 requires it); the Java version is shown here.
  • If you crash with an out-of-memory error, raise the maximum memory allocation in the same panel.
  • If it still crashes, grab minecraft/logs/latest.log (or the newest file in minecraft/crash-reports) and share it in Discord.