Java Preferences won't start

[Anthony Petrov]

Thanks Joshua. The Java Control Panel in System Preferences does indeed 
exist and runs fine. However, it won't let me choose the default JDK, it 
only manages JREs, and by definition, there's only one JRE in the system.

--
best regards,
Anthony

On 05/17/2013 05:07 PM, Joshua Smith wrote:
> Java preferences moved to the System Preferences panel. Looks to me like you are trying to run the old pre-oracle one.
>
> On May 17, 2013, at 8:49 AM, Anthony Petrov <anthony.petrov at oracle.com> wrote:
>
>> Hello,
>>
>> My ls -l /Library/Java/JavaVirtualMachines/ looks like this:
>>
>> total 0
>> drwxr-xr-x  3 root  wheel  102 Mar 28  2012 1.6.0_31-b04-413.jdk
>> drwxr-xr-x  3 root  wheel  102 Aug 24  2012 jdk1.7.0_06.jdk
>> drwxr-xr-x  3 root  wheel  102 Sep 18  2012 jdk1.7.0_10.jdk
>> drwxr-xr-x  3 root  wheel  102 May 17 15:51 jdk1.8.0.jdk
>>
>> All the JDKs are usable when I run commands specifying their full path names. Also, the "default" jdk is the 7u10 one, so that running 'java -version' in the command line will say "1.7.0_10". The 1.8 is b90 installed just now.
>>
>> However, when I'm trying to start Java Preferences in order to select the default JDK for the command-line use, I get a small dialog box with an error saying:
>>
>> Cannot launch "Java Preferences"
>> No compatible version of Java 1.5+ is available.
>>
>> After I click Quit, the console output is as follows:
>>
>> [JavaAppLauncher] Requested [1.5+], launching in [(null)] instead.
>> [JavaAppLauncher Error] unable to find a version of Java to launch
>>
>> I tried searching this on the Internet but didn't find anything useful.
>>
>> I don't even want to run this GUI tool actually. Is there a way to switch the default JDK from command line? (Yes, I know I can modify my PATH and JAVA_HOME, but I actually want to do the same thing that the Java Preferences tool does).
>>
>> Any tips?
>>
>> --
>> best regards,
>> Anthony
>