The latest Pharo Launcher contains both VM's, IIUC. I just tried and I created/ran a 4.0 image next to my 5.0 and 6.0 images.
This was on macOS. > On 03 Aug 2016, at 01:38, Ben Coman <b...@openinworld.com> wrote: > > On Tue, Aug 2, 2016 at 10:50 PM, Brad Selfridge <bsselfri...@gmail.com> wrote: >> I've downloaded and installed the new Pharo 5 One Click environment. I've >> also downloaded the new Pharo 5 Launcher. I can build and run a Pharo 5 >> image from the launcher, but when I build or try to open a Pharo 4 image the >> launcher just goes away and the dev image is not opened. >> >> I suspect that I'm dealing with a missing VM issue, but I'm not sure. Can >> someone guide me on this issue? > > The Image file format changed to Spur for Pharo 5, so a different VM > is required for Pharo 4 and Pharo 5. You will need to download Pharo4 > VM separately and specify its path it under PharoLauncher settings. > > Just for completeness, could you detail where from you downloaded > Pharo 5 and PharoLauncher. > > cheers -ben >