E rror 1500, Another installation is in progress. You must complete that installation before continuing this one. In-Progress key left behind if an earlier installation attempt is cancelled forcibly via the Task Manager (Ctrl+Alt+Del) during a transaction/installation process.
2. After killing "msiexec.exe" process tree, try to run setup again.
"Error 1500 another installation is in progress" caused due to of below reasons.
1. TWO MSI installer running at the same time and by default MSI will not allow running two installers at the same time.
2. In-Progress key left behind if an earlier installation attempt is canceled forcibly via the Task Manager.
To solve this issue below two workarounds will work for you on Windows 10.
1. TWO MSI installer running at the same time and by default MSI will not allow running two installers at the same time.
2. In-Progress key left behind if an earlier installation attempt is canceled forcibly via the Task Manager.
To solve this issue below two workarounds will work for you on Windows 10.
Solution - 1
1. To "Task Manager" > "Details" and End Process of "msiexec.exe"2. After killing "msiexec.exe" process tree, try to run setup again.
Solution - 2
If above workaround does not work then try solution 2
- In the Windows 10 search box type "services.msc" and click OK to open Windows 10 Services.
- In the Services window that opens up scroll down and looks for "Windows Installer".
- Select Windows Installer and Right Click and select Properties.
- Click on Startup type drop down and select Disabled.
- Click Apply and then Click OK.
- Now Restart your computer.
- Repeat the above steps 1 through 4.
- In the Windows Installer Properties window, Click on Startup type drop down and select Manual.
- Click Apply and then click OK.
- Then run the setup again.
Watch This Video to Fix This Error Full Video Guide