I Pulse secure client was working fine on OSX El Capitan. I upgraded to Sierra and now I get the following error when I start the client Exception Name: NSInvalidArgumentException Description: *** -[NSThread initWithTarget:selector:object:]: target does not implement selector (*** -[ConsoleAppDelegate scriptRunningProc]) User Info: (null) 0 CoreFoundation 0x9467521b __raiseError + 187 1 libobjc.A.dylib 0x9ed086e6 objc_exception_throw + 273 2 CoreFoundation 0x94675135 +[NSException raise:format:] + 133 3 Foundation 0x95c39441 -[NSThread initWithTarget:selector:object:] + 134 4 Foundation 0x95c3938f +[NSThread detachNewThreadSelector:toTarget:withObject:] + 66 5 Junos Pulse 0x000363b3 -[ConsoleAppDelegate applicationDidFinishLaunching:] + 182 6 Foundation 0x95c53ad8 __57-[NSNotificationCenter addObserver:selector:name:object:]_block_invoke_2 + 32 7 CoreFoundation 0x94576934 __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ + 20 8 CoreFoundation 0x94576824 _CFXRegistrationPost + 452 9 CoreFoundation 0x94576576 ___CFXNotificationPost_block_invoke + 54 10 CoreFoundation 0x94534843 -[_CFXNotificationRegistrar find:object:observer:enumerator:] + 1699 11 CoreFoundation 0x9453367d _CFXNotificationPost + 637 12 Foundation 0x95c0e8e4 -[NSNotificationCenter postNotificationName:object:userInfo:] + 71 13 AppKit 0x926ad513 -[NSApplication _postDidFinishNotification] + 336 14 AppKit 0x926ad243 -[NSApplication _sendFinishLaunchingNotification] + 232 15 AppKit 0x925788c2 _DPSNextEvent + 2268 16 AppKit 0x92c76ce9 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 1423 17 AppKit 0x92c76752 -[NSApplication(NSEvent) nextEventMatchingMask:untilDate:inMode:dequeue:] + 132 18 AppKit 0x9256d17a -[NSApplication run] + 943 19 AppKit 0x9253a299 NSApplicationMain + 1368 20 libdyld.dylib 0x9f55a3b5 start + 1 ... View more