Solution 1: Restart the Game and Steam Client
The issue could be a result of the temporary malfunction of software/communication modules. The issue can be cleared by restarting the game and Steam client.
Solution 2: Verify the Integrity of the Game Cache
The files essential for the operation of the game can get corrupt due to many factors like a sudden power failure and can be the reason behind the current verification issue. In this context, using the built-in tool of Steam client to verify the integrity of the game cache may solve the problem.
Solution 3: Turn off Cosmetics, Clothing, and Skins of All the Inventory Items
The use of cosmetics/characters’ clothing and skins is common while playing the game. But if the Steam client could not verify the authenticity of your inventory server, then the error under discussion will be thrown. In this situation, removing cosmetics, character clothing, and skins of all your inventory items may solve the problem.
Solution 4: Update the Game and Steam Client to the Latest Built
The Unturned game and Steam client are updated to improve performance by patching the known bugs and satiate the technological advancements. You may encounter the error at hand if you are using an outdated version of the Game and Steam client. In this scenario, updating the Game and Steam client may solve the problem.
Solution 5: Reinstall the Game
You may encounter the error at hand if the installation of the game itself is corrupt and verifying the game cache did not help. In this context, reinstalling Unturned may solve the problem.
Solution 6: Reinstall the Steam Client
If nothing has helped you so far, then most probably the installation of the Steam client is corrupt and is causing the issue. In this context, reinstalling the Steam client may solve the problem.
