http://imagej.273.s1.nabble.com/Problems-with-installation-on-Mac-OS-X-Yosemite-Java8-not-recognised-tp5013547p5013550.html
> On Jul 14, 2015, at 6:04 AM, athene_ldn <
[hidden email]> wrote:
>
> Hello,
>
> I am trying to install FIJI on my Mac OS X Yosemite (version 10.10.2) to no
> avail. Everytime I try to run it, it tells me 'To view this web content, you
> need to install the Java Runtime Environment'.
>
> I have Java 8 Update 45 installed, and have verified the installation as
> well as restarted my computer a few times, but it still pops up with this
> error message and won't progress beyond that.
>
> I have tried a few Java 8 /Mac OS X Yosemite related fixes from this forum
> but nothing seems to work. Any help on how I can resolve this is greatly
> appreciated.
If you do get ImageJ or Fiji running with Java 8, use the Help>Update ImageJ command to upgrade to the daily build, which works around a nasty Java 8 bug on Macs that causes ImageJ to hang when using the "Channels” dialog to change the composite image display mode.