Sometimes Windows Installer starts behaving unexpectedly in different versions of Windows, including Windows 10, Windows 8.1 and Windows 7. Each error message has an error code, but there is no other information given to the user on the steps it must take to correct the error . I started suddenly face such error of nowhere. While uninstalling an application that comes as an MSI package, it showed errors 2502 and 2503 and the installation or removal failed. Here's what these errors mean and how you can solve them easily.
MSI installation errors in 2502 and 2503 under Windows 10, Windows 8.1 and Windows 7 generally indicate that the C: Windows Temp has NTFS permissions incorrect
for Windows Installer is functioning normally, this folder must have full access permissions writing and property for your user account .. in some cases (depending on how messed up your folder permissions are), this will not be enough. You must grant full access permissions to the Administrators group for both the C: Windows Temp. Note that this is not the same folder% tmp% which may be C: Users \ AppData Local Temp . Here's how you can correct these errors MSI
Before continuing, I recommend you read the following article :. How to take ownership and get full access to the files and folders in Windows 10. It contains useful information about changing NTFS permissions.
- Open File Explorer, and then locate the file or folder you want to take ownership of. In our case it is the
C :. Windows Temp
- Right-click the file or folder, click Properties, then click the Security tab
- Click on the Advanced button. The window "Advanced Security Settings" appears
- Click the Add button the window.. "Permission Entry" appears on the screen:
- Click "Select main "and select your user account:
- Set permissions to" full Control ":
Click OK.
Repeat the same for the integrated group "Administrators".
now, try uninstalling or installing your MSI package. Everything should now work properly.
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