The final version of the game for Windows users was released at the end of 2019.
So, this a rather newcomer to the digital world, and often you get stuck invalid command-line error when trying to run the game.
Some users have complained that they were not able to boot up the game properly and meeting MTG Arena invalid command line error.
- 1 Reason Behind Mtg Arena Invalid Command Line Error
- 1.1 Solution 1: Uninstall And Reinstall The Game
- 1.2 Solution 2: Use Registry Editor
- 1.3 Solution 3: Run The Installer From The Temporary Folder
- 1.4 Solution 4: Change Start In Value In The Command Prompt
- 1.5 Solution 5: Turn Off The Windows Firewall
- 1.6 Solution 6: Install The Game In A New Admin Account
- 1.7 Solution 7: Run The MTGA Installer As An Administrator
- 1.8 Solution 8: Fix The Error Reading From File Error
- 1.9 Solution 9: Disable Third-Party Antivirus Utilities
Reason Behind Mtg Arena Invalid Command Line Error
Sometimes the machine is below our minimum specs and you face crashes, performance issues, or graphics problems.
Otherwise make sure that you have properly installed MTG Arena and have the latest updates. Otherwise bad installs may trigger the issue.
Another problem may exist with the gaphics drivers. Remember that you have the latest Windows and Graphics driver installed.
Throughout the article, we shall try to search for the solutions for the mtg arena invalid command line error. Let’s explore.
Solution 1: Uninstall And Reinstall The Game
The first and foremost thing to combat the MTG Arena invalid command-line error is to completely uninstall the game and then reinstall it. His is probably the most common fix for any problem with the apps or programs.
Follow the steps mentioned below:
Step 1: First of all, go to the Start menu.
Step 2: Then, go to Settings, then visit the App.
Step 3: Navigate to find Magic: The Gathering Arena in the displayed App list.
Step 4: Now, select it and click to Uninstall.
Solution 2: Use Registry Editor
One thorough uninstallation and reinstallation of the game may fix the MTG Arena invalid command line issue. This can be done with the help of the Registry Editor. Though this guideline, we will provide you details of the process for cleaning the Windows 10 Registry.
This proved to be a useful step to clean everything related to a faulty app creating some unwanted issues. Though whenever we try to do it with registry error there prevails some risk. So, we will advise you to be extra cautious while performing the task.
Step 1: Click the Search bar and enter Regedit. Or you may open the Search bar by using the Windows Key + S.
Step 2: Go to the left side navigation panel and find: HKEY_CURRENT_USER and then move on to Software.
Step 3: In case any registries are left from the uninstalled app, find them here. Then right-click on the file and then hit the Delete button.
Solution 3: Run The Installer From The Temporary Folder
If stuck with an invalid command line MTG Arena, try to run the installer from a temporary folder. This solution is a proven one and it works all the time.
You will just have to follow few steps to commence the task:
Step 1: Open the Run dialog box by pressing Windows Key + R. Now type %temp% in the dialog box to access – AppData temporary folder.
Step 2: Navigate to find MTGA and then run the MTGA installer located there.
Step 3: Hopefully this will fix the issue, so, just check after you have performed the steps properly.
Solution 4: Change Start In Value In The Command Prompt
Invalid command line error may occur frequently with MTG Arena’s online card game. To resolve this problem with the MTG Arena invalid command line, you will have to change the Start in value in the Notepad Properties dialog box or the Command Prompt Properties dialog box.
This handy solution may prove to be helpful to solve your issue. Just follow the steps properly:
Step 1: First of all, click Start and go to All Programs.
Step 2: Now, click Accessories. After that, Right-click on Command Prompt or Notepad, and then select Properties.
Step 3: In the Start box, proceed to change the value from %HOMEDRIVE%%HOMEPATH% to a system-wide value like – %WINDIR%.
Step 4: Finally, hit the OK button and check whether the issue is fixed.
Solution 5: Turn Off The Windows Firewall
Before you install MTG Arena, turn off the Windows firewall. This may probably fix the problem.
Here, we recommend a proper workaround to help you accomplish the task with much ease. Follow these steps:
Step 1: Open the search box and type firewall there.
Step 2: Select the Windows Defender Firewall and open the Control Panel.
Step 3: Now, choose to Turn Windows Defender Firewall on or off to open the options.
Step 4: Customize the Settings window. Now, you need to select the Turn off Windows Defender Firewall radio buttons.
Step 5: Finally, hit the OK button and check whether the problem is solved.
Solution 6: Install The Game In A New Admin Account
This is a quite simple procedure you may follow if MTG Arena keeps reinstalling. You need to take the help of Command Prompt to accomplish the task.
Follow the below-mentioned procedure:
Step 1: Type Command Prompt in the search box to open it.
Step 2: Run the following command:
net localgroup Administrators user name /add. You need to replace the username with a title for your user account.
Step 3: Now, log out of Windows and then log into your new admin account.
Solution 7: Run The MTGA Installer As An Administrator
If the above-mentioned steps have not worked for you, you may try this step as well. Although this is a very short procedure often it proved to be a sure shot cure for the problem raised.
The steps are provided for your convenience:
Step 1: Open the folder that includes the installer and right-click on the MTGA installation file.
Step 2: Now, select the Run as administrator option to run the MTGA installer as an administrator. This will start the installation process. Hope this will fix the problem.
Solution 8: Fix The Error Reading From File Error
Some users have found this method helps to fix the issue when you install MTG Arena. Follow the steps mentioned below:
Step 1: Open File Explorer and select the Hidden Items checkbox option on the View tab.
Step 2: Open the below-mentioned folder path:
C:/Users/ Your user/AppData/Local/Temp.
Step 3: Right-click on the Temp folder and then you need to select Properties.
Step 4: Now, check the Security tab. If You cannot find System in the Group or usernames box, then click the Edit option.
Step 5: Then press the Add button and type SYSTEM in the object names box. After that hit the OK button.
Step 6: If you can find, select SYSTEM in the Group or username box. Then choose the Full Control option within the Allow column.
Step 7: Finally click the Apply option and then select OK.
Solution 9: Disable Third-Party Antivirus Utilities
You may also fix MTGA installation issues by disabling the third-party antivirus software.
The procedure to disable third-party antivirus software for a temporary period will differ from software to software.
You may proceed to turn off the protection service by right-clicking on the antivirus tray icon and then selecting your preferred time.
So, hopefully, by now you have found some solution for the MTG Arena invalid command line error.
For any such related queries or suggestions, you may shoot us a mail or come up with your issues in the comment section below.
We always look forward to hearing from you.