Can't install JDK 9 because “Another Java installation is in progress”

Question

I have been using JDK 9 on Windows 10 x64 for a while but when I went to install the latest early release (b174), I first uninstalled the previous version (as usual) and then ra

Answer 1

I had this problem also and i came to this page but i couldn't solve it at first because i thought my system didn't have 'ProgramData' in my C: drive because its hidden i guess. This is what worked for me. Go to the windows file explorer and delete the 'JAVA_INSTALL_FLAG' files in all these directories

%ProgramData%\Oracle\Java
%UserProile%\AppData\LocalLow\Sun\Java
%UserProile%\AppData\LocalLow\Oracle\Java

Then Java jdk installs smoothly. i have recreated this problem and tried this solution again and it works.