Same error here. Project was fine yesterday.
edit:
Btw I get the error with Application Loader. If I upload with xcode, it just crashes with:
Version: 6.3.1 (7703)
Crashed Thread:
13 Dispatch queue: NSOperationQueue 0x7ffd5fee4140 :: NSOperation 0x7ffd6213f880 (QOS: USER_INITIATED)
Exception Type:
EXC_CRASH (SIGABRT)
Exception Codes:
0x0000000000000000, 0x0000000000000000
Application Specific Information:
ProductBuildVersion: 6D1002
ASSERTION FAILURE in /SourceCache/IDEFrameworks/IDEFrameworks-7703/IDEFoundation/Issues/IDEIssueManager.m:457
Details: This method must only be called on the main thread
Object: <IDEIssueManager>
Method: +_issueProviderInfo
Thread: <NSThread: 0x7ffd63824880>{number = 35, name = (null)}
Hints: None
Backtrace:
0 0x000000011056dbfa -[IDEAssertionHandler handleFailureInMethod:object:fileName:lineNumber:assertionSignature:messageFormat:arguments:] (in IDEKit)
1 0x000000010f2c2b9f _DVTAssertionHandler (in DVTFoundation)
2 0x000000010f2c2e8e _DVTAssertionFailureHandler (in DVTFoundation)
3 0x000000010fc3c24e +[IDEIssueManager _issueProviderInfo] (in IDEFoundation)
4 0x000000010fc3b8cd -[IDEIssueManager _updateIssueProviders] (in IDEFoundation)
5 0x000000010f2d599e __73-[DVTObservingBlockToken observeValueForKeyPath:ofObject:change:context:]_block_invoke (in DVTFoundation)
6 0x000000010f24d55c DVTInvokeWithStrongOwnership (in DVTFoundation)
7 0x000000010f0fe9a4 -[DVTObservingBlockToken observeValueForKeyPath:ofObject:change:context:] (in DVTFoundation)
8 0x00007fff8c69c0f3 NSKeyValueNotifyObserver (in Foundation)
9 0x00007fff8c6a8d68 NSKeyValueDidChange (in Foundation)
10 0x00007fff8c66197d -[NSObject(NSKeyValueObserverNotification) didChangeValueForKey:] (in Foundation)
11 0x00007fff93bcbdaf doSetValuesInSourceWithKVO (in CoreFoundation)
12 0x00007fff93bcbc46 _CFXPreferencesReplaceValuesInNamedVolatileSource (in CoreFoundation)
13 0x00007fff8c838027 -[NSUserDefaults(NSUserDefaults) setVolatileDomain:forName:] (in Foundation)
14 0x0000000127355a13 -[NSUserDefaults(ITunesConnectFoundationExtensions) REPLACEMENT_setVolatileDomain:forName:] (in ITunesConnectFoundation)
15 0x0000000127355f87 -[NSUserDefaults(ITunesConnectFoundationExtensions) synchronizeRegistrationDomains] (in ITunesConnectFoundation)
16 0x0000000127355d5d -[NSUserDefaults(ITunesConnectFoundationExtensions) registerPriorityDefaults:] (in ITunesConnectFoundation)
17 0x000000012734769e -[MZJSONServiceClient processApplicationSettings:] (in ITunesConnectFoundation)
18 0x0000000127347d7d -[MZJSONServiceClient connectionDidFinishLoading:] (in ITunesConnectFoundation)
19 0x00007fff951f724d __65-[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:]_block_invoke (in CFNetwork)
20 0x00007fff951f70b1 -[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:] (in CFNetwork)
21 0x00007fff951f6fb7 -[NSURLConnectionInternal _withActiveConnectionAndDelegate:] (in CFNetwork)
22 0x00007fff951f7f74 ___ZN27URLConnectionClient_Classic26_delegate_didFinishLoadingEU13block_pointerFvvE_block_invoke (in CFNetwork)
23 0x00007fff952ab703 ___ZN27URLConnectionClient_Classic18_withDelegateAsyncEPKcU13block_pointerFvP16_CFURLConnectionPK33CFURLConnectionClientCurrent_VMaxE_block_invoke_2 (in CFNetwork)