OK. I have access this morning.
Double click application bundle.
One line of output in in the system log:
Dec 7 08:50:23 phd-m06 com.apple.xpc.launchd[1] (org.panda3d.runtime.panda3d_mac.69612[45923]): Service exited with abnormal code: 1
Not Finding anything related in ~/Library/Logs or /Library/Logs