It fetches the Java virtual machine or VM to open the application on your PC. However, if it shows the aforementioned error, the solutions are pretty straightforward.

<tl;dr> To fix the Eclipse “No Java virtual machine was found” error, simply edit the eclipse-inst.ini file and add the -vm flag, which points it to the java utility in the JDK bin directory: ...

If you can no longer run VirtualBox on your Windows 11/10 PC due to the above error, use the following fixes: Enable Virtual Machine Platform in Windows Features.