When downloading or installing software (mainly Java) on a Windows PC 10 o Windows 8/7 / Vista, You may receive the following error message throughout the installation procedure.
Error 1500 “Another installation is in progress. You must complete the installation before proceeding with this”.
This installation error interrupts the current installation procedure and always appears when you try to install Java and other software. Error 1500 it is MSI installer error and resulting failure in installing current software.
Cause
When two instances of the same software are installed, the Microsoft installer interrupts the operation because it cannot install the same software twice. Due to some uncertain reasons, the old installation freezes in the background and when you try to install the software again, conflicts with the previous one and generates an error. Error 1500 on the screen.
Another reason behind this error is a corrupted log file. The log file can keep the value from the previous installation, so when you try to install the fresh copy, your PC will understand that the software is already installed. It doesn't matter how many times you restart your PC, you will get the same error.
How to fix the error 1500: there is another installation in progress
First, you should repair the corrupted registry file. If you have a backup copy of the log file, restore or restore your PC. On the other hand, you can use advanced system repair tool to repair registry file.
Method 1: fix with advanced system repair tool
The most common reason behind Windows Installer error is corrupt or damaged system files like DLL files, exe files, sys files, etc. There are hundreds of small system files that work for specific tasks. If one of the files is replaced, removes or damages, it is feasible that you get error 1500 windows installer.
Download and install the advanced system repair tool and scan your PC. It has a large database with 25 million files. It will find all the corrupted or deleted system files and reinstall them with the new one. Later, optimizing with advanced system repair tool, try installing the software again.
Method 2: try installing the software in clean boot mode
This could be the best option when you are receiving Installer error 1500. Clean boot mode makes it possible for your PC to start up without loading any third-party software or drivers. This avoids conflicting problems when installing software. Here, there is a step by step guide to start the pc in clean boot mode.
Method 3: fix using registry value modification
You can fix installation error 1500 modifying some registry values. Despite this, editing the log file is risky, but you can do it by following the steps safely.
1. Open Registry Editor. press Tecla de Windows + R to open the Run window and then type regedit.exe and press Enter. Will ask you “Execute as an administrator” and press Enter.
2. Explore the next location:
HKEY_Local_Machine Software Microsoft Windows Installer InProgress
3. If you find data within the default value, double click on it and clean it.
4. Now open Windows Services. Open Run window and later write services.msc and press Enter.
5. Circumstances window installer from the list and deactivate that. Then choose apply and OK.
6. Now restart your computer.
7. Ir Services again and find window installer. The right button of the mouse on it and go to properties. Please select startup type manual and then apply and ok.
8. Now, try to install the app again. Your problem will most likely be eliminated.
If the above method did not help you fix installation error 1500, then you should try the Advanced System Repair Tool to fix this problem automatically.
