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6 Ways to Fix HellDivers 2 10002018 Steam AppId supplied is Invalid or Not Allowed

This guide provides tested and proven solutions to fix error 10002018 Steam AppId supplied is invalid or not allowed in HellDivers 2.

Note: These fixes are compiled from the Reddit and Steam communities of Helldivers 2. Some fixes which work for one might not work for another.

How To Fix HellDivers 2 10002018 Steam AppId supplied is Invalid or Not Allowed

Here is a compilation of all the fixes for error 10002018 Steam AppId supplied is invalid or not allowed in HellDivers 2.

1. Restart Steam and your computer. A simple restart can often clear temporary glitches. Close Steam completely, restart your computer, and relaunch Steam.

2. Delete Config file, Verify game files and Run as administrator. Try these exact steps as mentioned by a player. This has helped many.

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To verify the integrity of game files as mentioned above, follow the below steps.

  • Open Steam and go to your Library.
  • Right-click on Helldivers 2.
  • Select Properties, then navigate to Local Files.
  • Click on Verify Integrity of Game Files.
  • Wait for the process to finish.
  • Restart your computer when it’s done.

There are many users who succeeded just by verifying the game files.

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To run the game as administrator, follow the below steps.

  • Right-click on the Helldivers 2 exe shortcut file.
  • Select Properties > Compatibility tab.
  • Check Run this program as an administrator.
  • Click Apply and then OK to save changes.

3. Disable the antivirus and firewall program. Turn off antivirus and firewall to troubleshoot Helldivers 2 crashes.

Here is a testimonial from a user who got it working after disabling firewall.

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To disable antivirus and firewall programs.

  • Open the Control Panel from the Start menu.
  • Type firewall in the search box and click on Windows Firewall.
  • In the left pane, select Turn Windows Firewall on or off.
  • Turn off Windows Firewall for Private, Domain, and Public Network Settings.
  • Reboot your PC to apply changes.

To disable Windows Defender.

  • Go to Windows Settings > Privacy and Security.
  • Navigate to Windows Security > Virus & Threat Protection.
  • Click on Manage settings and turn off Real-time Protection.
  • Reboot your PC to apply changes.
  • If using third-party antivirus, manually disable it.

4. Disable Steam Overlay. To resolve game launch issues, consider disabling the overlay apps on your Windows computer.

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Disable Discord, Steam, MSI Afterburner, Nvidia GeForce Experience, Xbox Game Bar etc.

Disable Discord Overlay:

  • Open Discord and click the gear icon.
  • Go to App Settings > Overlay.
  • Enable in-game overlay, go to the Games tab, select Skull and Bones, then disable the in-game overlay toggle.
  • Reboot your PC to apply changes.

Disable the Xbox Game Bar:

  • Press Windows + I to open Windows Settings.
  • Navigate to Gaming > Game Bar.
  • Turn off the option to record game clips, screenshots, and broadcasts.
  • If you can’t find Game Bar, search for it in Windows Settings.

Caution: Only disable in-game overlays, not essential system functions.

5. If you are running the game on an AMD graphics card, try launching the game through the AMD Adrenalin Software.

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6. If you are having issues with a black screen when starting Helldivers 2, use “+nointrocinematics” in the launch options for the game.

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