I just downloaded Pharo Launcher and downloaded Pharo 8.0 - 64bit (Stable) I created an image but when I try to run it, I see the below Console entries and the process disappears. Im running Catalina on a MacBookPro. Console filter : Pharo default 12:45:28.183485-0600 hidd Connection removed: IOHIDEventSystemConnection uuid:7B1A1A94-63A2-47C7-BCA6-BCC1D2EB629A pid:44235 process:Pharo type:Passive entitlements:0x0 caller:HIServices: ___GetIOHIDEventSystemClient_block_invoke + 26 attributes:(null) inactive:1 events:0 mask:0x0 default 12:45:28.185375-0600 kernel AGC:: [Pharo pid 44235 non-mux-aware] exiting, non-mux-aware app count 0, runtime: 0:46:40.238 default 12:45:28.185501-0600 kernel AGC:: [Pharo pid 44235 mux-aware] exiting, non-mux-aware app count 0, runtime: 0:46:40.239 default 12:45:28.185340-0600 hidd Connection removed: IOHIDEventSystemConnection uuid:12E9BB2B-2602-4885-8303-33C1285F8AA7 pid:44235 process:Pharo type:Passive entitlements:0x0 caller:HIToolbox: ___GetIOHIDEventSystemClient_block_invoke + 26 attributes:(null) inactive:1 events:0 mask:0x0 default 12:45:28.192573-0600 runningboardd Invalidating assertion 398-200-7609 (target:executable<Pharo(501)>) from originator 200 default 12:45:28.206986-0600 mDNSResponder [R75091] DNSServiceCreateConnection STOP PID[44235](Pharo) default 12:45:28.206883-0600 runningboardd [executable<Pharo(501)>:44235] Death sentinel fired! default 12:45:28.218215-0600 loginwindow -[PersistentAppsSupport applicationQuit:] | for app:PharoLauncher, _appTrackingState = 2 default 12:45:28.218254-0600 loginwindow -[PersistentAppsSupport applicationQuit:] | App: PharoLauncher, quit, updating active tracking timer default 12:45:28.221573-0600 runningboardd Invalidating assertion 398-200-7463 (target:executable<Pharo(501)>) from originator 200 default 12:45:28.295074-0600 runningboardd [executable<Pharo(501)>:44235] Ignoring jetsam update because this process is not memory-managed default 12:45:28.295213-0600 runningboardd [executable<Pharo(501)>:44235] Ignoring suspend because this process is not lifecycle managed default 12:45:28.295401-0600 runningboardd [executable<Pharo(501)>:44235] Ignoring GPU update because this process is not GPU managed default 12:45:28.308173-0600 runningboardd Removing process: [executable<Pharo(501)>:44235] default 12:45:28.315872-0600 runningboardd Removing assertions for terminated process: [executable<Pharo(501)>:44235] default 12:45:30.214210-0600 Finder Requested application <private> has policy 0, associated category:DH1009 associated sites:(null) equivalent bundle identifiers:org.pharo.PharoLauncher default 12:45:30.755403-0600 Finder Requested application <private> has policy 0, associated category:DH1009 associated sites:(null) equivalent bundle identifiers:org.pharo.PharoLauncher default 12:45:33.211384-0600 NotificationCenter Looking up app info for org.pharo.PharoLauncher default 12:45:33.218892-0600 NotificationCenter Found info for org.pharo.PharoLauncher at <private>. app name: <private> default 12:45:33.220539-0600 loginwindow -[PersistentAppsSupport saveLogoutPersistentState:finalSnapshot:] | previouslyRunningApps: ( { BackgroundState = 2; BundleID = "com.apple.safari"; Hide = 0; Path = "/Applications/Safari.app"; }, { BackgroundState = 2; BundleID = "com.apple.finder"; Hide = 0; Path = "/System/Library/CoreServices/Finder.app"; }, { BackgroundState = 2; BundleID = "com.apple.mail"; Hide = 0; Path = "/System/Applications/Mail.app"; }, { BackgroundState = 2; BundleID = "org.pharo.pharolauncher"; Hide = 0; Path = "/Applications/PharoLauncher.app"; }, { BackgroundState = 2; BundleID = "com.apple.systempreferences"; Hide = 0; Path = "/System/Applications/System Preferences.app"; }, { BackgroundState = 2; BundleID = "com.apple.console"; Hide = 0; Path = "/System/Applications/Utilities/Console.app"; }, { BackgroundState = 2; BundleID = "com.apple.activitymonitor"; Hide = 0; Path = "/System/Applications/Utilities/Activity Monitor.app"; }, { BackgroundState = 2; BundleID = "com.agilebits.onepassword4"; Hide = 0; Path = "/Applications/others/ accounting&records/1Password 6.app"; }, { BackgroundState = 2; BundleID = "com.apple.terminal"; Hide = 0; Path = "/System/Applications/Utilities/Terminal.app"; }, { BackgroundState = 3; BundleID = "org.macosforge.xquartz.x11"; Hide = 0; Path = "/Applications/Utilities/XQuartz.app"; }, { BackgroundState = 2; BundleID = "com.electron.kitematic_(beta)"; Hide = 0; Path = "/Applications/Kitematic (Beta).app"; }, { BackgroundState = 2; BundleID = "com.apple.ichat"; Hide = 0; Path = "/System/Applications/Messages.app"; }, { BackgroundState = 2; BundleID = "com.apple.addressbook"; Hide = 0; Path = "/System/Applications/Contacts.app"; }, { BackgroundState = 2; BundleID = "com.apple.ical"; Hide = 0; Path = "/System/Applications/Calendar.app"; }, { BackgroundState = 2; BundleID = "com.apple.preview"; Hide = 0; Path = "/System/Applications/Preview.app"; }, { BackgroundState = 2; BundleID = "com.apple.notes"; Hide = 0; Path = "/System/Applications/Notes.app"; }, { BackgroundState = 2; BundleID = "com.apple.diskutility"; Hide = 0; Path = "/System/Applications/Utilities/Disk Utility.app"; }, { BackgroundState = 2; BundleID = "com.apple.ibooksx"; Hide = 0; Path = "/System/Applications/Books.app"; }, { BackgroundState = 2; BundleID = "com.apple.music"; Hide = 0; Path = "/System/Applications/Music.app"; }, { BackgroundState = 2; BundleID = "com.apple.calculator"; Hide = 0; Path = "/System/Applications/Calculator.app"; } )