Not Working in the Swift 3!!!!!!!!

[Cemoo]

I did the upgrade you didn t do and run the code but there is error in the ScreenCapture.swift class and in the captureScreen function. Error is

2016-11-15 14:29:43.128 Test_v2[6157:122664] Couldn't posix_spawn: error 13
2016-11-15 14:29:43.130 Test_v2[6157:122664] (
0 CoreFoundation 0x00007fff8f1704f2 __exceptionPreprocess + 178
1 libobjc.A.dylib 0x00007fff96dcef7e objc_exception_throw + 48
2 CoreFoundation 0x00007fff8f1d74bd +[NSException raise:format:] + 205
3 Foundation 0x00007fff8d661add -[NSConcreteTask launchWithDictionary:] + 3134
4 Test_v2 0x00000001000033f4 TFC7Test_v214ViewController13captureRegionfT11destinationCSo5NSURL_S1 + 804
5 Test_v2 0x0000000100002483 TFC7Test_v214ViewController5btnSSfP_T + 115
6 Test_v2 0x0000000100002643 TToFC7Test_v214ViewController5btnSSfP_T + 67
7 libsystem_trace.dylib 0x00007fff9290e07a _os_activity_initiate + 75
8 AppKit 0x00007fff9180cdbd -[NSApplication sendAction:to:from:] + 460
9 AppKit 0x00007fff9181ef12 -[NSControl sendAction:to:] + 86
10 AppKit 0x00007fff9181ee3c __26-[NSCell _sendActionFrom:]_block_invoke + 131
11 libsystem_trace.dylib 0x00007fff9290e07a _os_activity_initiate + 75
12 AppKit 0x00007fff9181ed99 -[NSCell _sendActionFrom:] + 144
13 libsystem_trace.dylib 0x00007fff9290e07a _os_activity_initiate + 75
14 AppKit 0x00007fff9181d3be -[NSCell trackMouse:inRect:ofView:untilMouseUp:] + 2693
15 AppKit 0x00007fff91865f04 -[NSButtonCell trackMouse:inRect:ofView:untilMouseUp:] + 744
16 AppKit 0x00007fff9181bae8 -[NSControl mouseDown:] + 669
17 AppKit 0x00007fff91d703c9 -[NSWindow _handleMouseDownEvent:isDelayedEvent:] + 6322
18 AppKit 0x00007fff91d713ad -[NSWindow _reallySendEvent:isDelayedEvent:] + 212
19 AppKit 0x00007fff917b0539 -[NSWindow sendEvent:] + 517
20 AppKit 0x00007fff91730a38 -[NSApplication sendEvent:] + 2540
21 AppKit 0x00007fff91597df2 -[NSApplication run] + 796
22 AppKit 0x00007fff91561368 NSApplicationMain + 1176
23 Test_v2 0x0000000100004aa4 main + 84
24 libdyld.dylib 0x00007fff938165ad start + 1
)

why it is coming?? Also there is nıo any documentation because of the new version of Swift also there is no any decrements about Screen captures. Please help!!