After successful installation, Minecraft doesn’t work fine followed by an error message. The error may occur due to different reasons, including but not limited to the corruption of a .jar file containing game data, corruption of game installation files, insufficient administrative privileges or cross-version compatibility issues.
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In this situation, it is wise to clean up the game and system junk using ST Cleaner. This operation helps rejuvenate the computer and optimizes its performance at all ends.
ST Cleaner follows Google Software Principles
Rename Corrupt .Jar File
The Jar file specified below might be corrupted. Rename it and then re-launch Minecraft.Click the File Explorer icon on the taskbar. Click the View tab on the Ribbon interface. Check the Hidden items checkbox to show all hidden files and folders. Open the following location: C:\Users\USER_NAME\AppData\Roaming\.Minecraft\Libraries\Net\Minecraft\1.6.2Rename Minecraft-1.6.2.jar as Minecraft-1.6.2.jar.old.
Run as Admin
The game functionality issues might arise due to insufficient administrative privileges. Re-launch it as an administrator.Right-click the Minecraft icon on your Desktop. Choose Run as administrator option.
Diagnose Compatibility Issues
The information below will help you re-run Minecraft in compatibility mode:Open Minecraft context menu by right-clicking the executable file. Click Properties. Click the Compatibility tab. Check the box named Run this program in compatibility mode for. Select an earlier version of Windows, and then click OK.
Using the following command-line, first rename the .Minecraft folder and then uninstall and reinstall the game.
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