Many of you have probably noticed during the last months. Java is somewhat broken with MacOSX since Oracle started shipping Java7 for MacOSX. Some of the things I recommend about using Java on MacOSX: – Install the SDK even if you do not necessary need it as it might fix some problems – If you upgrade Java7 and you need Java6 for some applications (e.g. in my case it was Cisco ASDM configuration for Cisco ASA), you might need to reinstall Java6 (latest version as of July 2013 is here: https://support.