> For the complete documentation index, see [llms.txt](https://api.raftmodding.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://api.raftmodding.com/getting-started/installing-raft-mod-loader/troubleshooting/there-are-error-notifications-in-game.md).

# There are error notifications in-game

In the following, we will **verify the files' integrity**. This is a Steam tool that allows checks and repairs broken game files.

1. Open Steam and open the *Library* tab.
2. Right-click *Raft* and select *Properties* in the pop-up-menu.
3. In the menu, select the *Local files* tab.
4. Click on the *Verify integrity of game files* button.
5. If the tool finds any broken files, it will automatically repair them.
6. Once done, you can close the windows.
7. Now, try to open the Launcher again.
8. Does it work now? If the error keeps coming up, this might be related to your Antivirus program.

*For visual guidance, check out the* [*Steam Support article*](https://support.steampowered.com/kb_article.php?ref=2037-QEUH-3335) *about this topic.*

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If you can't solve this problem with this guide, make sure to [contact us](#other) and we'll be happy to help you.
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