2015-03-31 15:49:47.786 HackerNews[95696:1478127] CLTilesManagerClient: initialize, sSharedTilesManagerClient
2015-03-31 15:49:47.786 HackerNews[95696:1478127] CLTilesManagerClient: init
2015-03-31 15:49:47.786 HackerNews[95696:1478127] CLTilesManagerClient: reconnecting, 0x7fd23152dbe0
RCTJSLog> "Running application "HackerNews" with appParams: {"rootTag":1,"initialProps":{}}. __DEV__ === true, development-level warning are ON, performance optimizations are OFF"
RCTJSLog> "Warning: Failed propType: Invalid prop `selected` of type `string` supplied to `TabBarItemIOS`, expected `boolean`. Check the render method of `HackerNews`."
2015-03-31 15:49:48.072 HackerNews[95696:1478127] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[NSURL initFileURLWithPath:]: nil string parameter'
*** First throw call stack:
(
0 CoreFoundation 0x00000001067c0a75 __exceptionPreprocess + 165
1 libobjc.A.dylib 0x0000000105880bb7 objc_exception_throw + 45
2 CoreFoundation 0x00000001067c09ad +[NSException raise:format:] + 205
3 Foundation 0x00000001053f584f -[NSURL(NSURL) initFileURLWithPath:] + 131
4 HackerNews 0x0000000104ece700 -[RCTVideo setSrc:] + 192
5 CoreFoundation 0x00000001066b85ec __invoking___ + 140
6 CoreFoundation 0x00000001066b8442 -[NSInvocation invoke] + 290
7 CoreFoundation 0x0000000106747636 -[NSInvocation invokeWithTarget:] + 54
8 HackerNews 0x0000000104eee3dd RCTSetProperty + 1277
9 HackerNews 0x0000000104eceea8 -[RCTVideoManager set_src:forView:withDefaultView:] + 136
10 HackerNews 0x0000000104f67d1a RCTCallPropertySetter + 266
11 HackerNews 0x0000000104f67bd6 __RCTSetViewProps_block_invoke + 198
12 CoreFoundation 0x00000001067bfdcc ____NSDictionaryEnumerate_block_invoke421 + 28
13 CoreFoundation 0x00000001066c0bf0 CFBasicHashApply + 128
14 CoreFoundation 0x00000001066fa0bb __NSDictionaryEnumerate + 619
15 HackerNews 0x0000000104f5d603 RCTSetViewProps + 339
16 HackerNews 0x0000000104f5d3f5 __65-[RCTUIManager createAndRegisterViewWithReactTag:viewName:props:]_block_invoke + 1109
17 HackerNews 0x0000000104f55f7c __27-[RCTUIManager addUIBlock:]_block_invoke + 124
18 HackerNews 0x0000000104f5f046 __29-[RCTUIManager flushUIBlocks]_block_invoke + 342
19 libdispatch.dylib 0x00000001096ab186 _dispatch_call_block_and_release + 12
20 libdispatch.dylib 0x00000001096ca614 _dispatch_client_callout + 8
21 libdispatch.dylib 0x00000001096b2a1c _dispatch_main_queue_callback_4CF + 1664
22 CoreFoundation 0x0000000106728749 __CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ + 9
23 CoreFoundation 0x00000001066eb62b __CFRunLoopRun + 2043
24 CoreFoundation 0x00000001066eabc6 CFRunLoopRunSpecific + 470
25 GraphicsServices 0x000000010a1aba58 GSEventRunModal + 161
26 UIKit 0x00000001081ea580 UIApplicationMain + 1282
27 HackerNews 0x0000000104ece4d3 main + 115
28 libdyld.dylib 0x00000001096ff145 start + 1
)
libc++abi.dylib: terminating with uncaught exception of type NSException
(lldb)
And, my background.mp4 was placed in root directory of my project.
@developerworks - make sure that it's in XCode and in the Build Phases > Copy Bundle Resources list. Let me know if this fixes your problem :smile:

Fixed, thanks, you are very nice guy
Most helpful comment
@developerworks - make sure that it's in XCode and in the
Build Phases > Copy Bundle Resourceslist. Let me know if this fixes your problem :smile: