Repeat steps 3 and 4 with %PROGRAMDATA% %LOCALAPPDATA% and %TEMP%.

Delete the Bnet and blizzard folders inside the appdata folder if they exist.

Type the following into the address bar (not the search bar): %APPDATA% and press enter.

Delete that folder if it exists (usually program files x86) In File Explorer, navigate to the folder where the desktop application would normally be installed.Leave the explorer window open but exit the Desktop Application.If it was not, delete the folder manually. Check the opened file explorer window to see if the game folder was deleted when the game was uninstalled.(Skip to step for if unable to perform this uninstall) Go back to Options and select Uninstall and go through the process to remove the core files and association to the desktop application.(leave this window open while you perform step three.) Click Options (gear symbol next to the install/update/play button).(In the Blizzard Desktop Application on the game page for the game in question) (provided the other things I mentioned were addressed first) If that is the case the following, while a bit severe should solve the problem. This is not always cleared up by simply uninstalling and reinstalling. (synapse, Geforce experience, Corsair, Logitech, ASUS, Omen Command Center, Killer Network, Etc…)įrom there you also want to make sure the game isn’t installed to an invalid location like Windows, Temp, Downloads, The Blizzard app folder or to an external/networked drive) You should also check the folder permissions where the game is installed to ensure it has proper read/write permissions for all users on the system.įinally, it is possible the Blizzard Desktop Application or Game Client themselves are corrupted in some way. (AV software, Overlay Software, other software that can interact with the game or on a system level. That nothing is interfering with access between the Blizzard Desktop Application and specific game client. Ideally you want to make sure there are no permission alterations in the executable under properties>compatibility.

Either because permissions were modified for the executable, the shortcut being used to launch the game or with the folder the game is installed to.

This specific error is all about permissions.

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