Here’s the output of that useful little script (thanks):
=== Which versions of Java are installed? ===
Oct 7 13:07:17 2015 /Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home
++ /Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home/bin/java -version
java version "1.6.0_65"
Java™ SE Runtime Environment (build 1.6.0_65-b14-468-11M4833)
Java HotSpot™ 64-Bit Server VM (build 20.65-b04-468, mixed mode)
54M /Library/Java/JavaVirtualMachines/1.6.0.jdk
=== Where are the libjvms? ===
++ find /Library/Java/JavaVirtualMachines/1.6.0.jdk -name ‘libjvm’
/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Libraries/libjvm.dylib
/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Libraries/libjvmlinkage.dylib
=== Which version of Java are my browsers using? ===
++ ‘/Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/bin/java’ -version
java version "1.8.0_60"
Java™ SE Runtime Environment (build 1.8.0_60-b27)
Java HotSpot™ 64-Bit Server VM (build 25.60-b23, mixed mode)
171M /Library/Internet Plug-Ins/JavaAppletPlugin.plugin
=== Where is the Java framework stuff? ===
++ ls -l /System/Library/Frameworks/JavaVM.framework/Versions/
total 64
lrwxr-xr-x 1 root wheel 10 7 Oct 13:07 1.4 -> CurrentJDK
lrwxr-xr-x 1 root wheel 10 7 Oct 13:07 1.4.2 -> CurrentJDK
lrwxr-xr-x 1 root wheel 10 7 Oct 13:07 1.5 -> CurrentJDK
lrwxr-xr-x 1 root wheel 10 7 Oct 13:07 1.5.0 -> CurrentJDK
lrwxr-xr-x 1 root wheel 10 7 Oct 13:07 1.6 -> CurrentJDK
lrwxr-xr-x 1 root wheel 10 7 Oct 13:07 1.6.0 -> CurrentJDK
drwxr-xr-x 8 root wheel 272 7 Oct 13:07 A
lrwxr-xr-x 1 root wheel 1 7 Oct 13:07 Current -> A
lrwxr-xr-x 1 root wheel 52 7 Oct 13:07 CurrentJDK -> /Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents
=== Which version is the Current JRE framework? ===
++ /System/Library/Frameworks/JavaVM.framework/Versions/Current/Commands/java -version
java version "1.6.0_65"
Java™ SE Runtime Environment (build 1.6.0_65-b14-468-11M4833)
Java HotSpot™ 64-Bit Server VM (build 20.65-b04-468, mixed mode)
=== Which version is the Current JDK framework? ===
++ /System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK/Commands/java -version
java version "1.6.0_65"
Java™ SE Runtime Environment (build 1.6.0_65-b14-468-11M4833)
Java HotSpot™ 64-Bit Server VM (build 20.65-b04-468, mixed mode)
=== Which java executables are in my path? ===
++ which java javac
/usr/bin/java
/usr/bin/javac
=== And where do those symlinks go? ===
++ ls -l /usr/bin/java /usr/bin/javac /usr/bin/javadoc /usr/bin/javah /usr/bin/javap /usr/bin/javaws
lrwxr-xr-x 1 root wheel 74 7 Oct 13:07 /usr/bin/java -> /System/Library/Frameworks/JavaVM.framework/Versions/Current/Commands/java
lrwxr-xr-x 1 root wheel 75 7 Oct 13:07 /usr/bin/javac -> /System/Library/Frameworks/JavaVM.framework/Versions/Current/Commands/javac
lrwxr-xr-x 1 root wheel 77 7 Oct 13:07 /usr/bin/javadoc -> /System/Library/Frameworks/JavaVM.framework/Versions/Current/Commands/javadoc
lrwxr-xr-x 1 root wheel 75 7 Oct 13:07 /usr/bin/javah -> /System/Library/Frameworks/JavaVM.framework/Versions/Current/Commands/javah
lrwxr-xr-x 1 root wheel 75 7 Oct 13:07 /usr/bin/javap -> /System/Library/Frameworks/JavaVM.framework/Versions/Current/Commands/javap
lrwxr-xr-x 1 root wheel 76 7 Oct 13:07 /usr/bin/javaws -> /System/Library/Frameworks/JavaVM.framework/Versions/Current/Commands/javaws
=== Tell me more about my Javas! ===
++ /usr/libexec/java_home -V
Matching Java Virtual Machines (2):
1.6.0_65-b14-468, x86_64: “Java SE 6” /Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home
1.6.0_65-b14-468, i386: “Java SE 6” /Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home
/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home
So my read of that is that the version 8 browser plugin is installed, but the version 6 JVM is being used by local processes.
Do you think re-installing version 8 break Fiji again?