I can't use Wireshark on latest OS X 10.9 Mavericks.
Previously, I was using XQuartz to run X11 applications like Wireshark.
But, yesterday, after I upgraded my iMac operating system to OS X 10.9, I got this:
But I had installed it before I upgraded OS X.
How can I get Wireshark / X11 / XQuartz to run again after upgrading to Mavericks?