This works for me on High Sierra. Please try allowing apps from anywhere. In System Preferences|Security & Privacy|General tab select "Allow applications downloaded from: anywhere" and see if you can now run jconsole. See also https://support.apple.com/en-ca/ht202491 .
On Fri, Jun 29, 2018 at 2:33 PM, Brian Schott <schott.br...@gmail.com> wrote: > I have Mac El Capitan 10.11.6. > When I right click and then Open jconsole in brian/j64-807/bin an alert > window says the file I have attempted to open is damaged and invites me to > send it to the Trash. I have downloaded again with the same result. > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm