Hi - I have this problem and upgraded from 24 to 25 to resolve this, but apparently not.
Here is my fault log:-
Does this help? - Cannot send full report to long - can I email?
Process: Media Center 25 [560]
Path: /Applications/Media Center 25.app/Contents/MacOS/Media Center 25
Identifier: com.jriver.MediaCenter25
Version: 25.0.27 (250028)
Code Type: X86-64 (Native)
Parent Process: ? [1]
Responsible: Media Center 25 [560]
User ID: 501
Date/Time: 2019-05-04 10:48:12.105 +0100
OS Version: Mac OS X 10.14.4 (18E226)
Report Version: 12
Anonymous UUID: F5611909-B6B4-8E62-8866-B8C509C1460E
Time Awake Since Boot: 640 seconds
System Integrity Protection: enabled
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x0000700009b867a8
Exception Note: EXC_CORPSE_NOTIFY
Termination Signal: Segmentation fault: 11
Termination Reason: Namespace SIGNAL, Code 0xb
Terminating Process: exc handler [560]
VM Regions Near 0x700009b867a8:
Stack 0000700009a85000-0000700009b07000 [ 520K] rw-/rwx SM=COW thread 8
-->
STACK GUARD 0000700009b8a000-0000700009b8b000 [ 4K] ---/rwx SM=NUL stack guard for thread 9
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0 libJRDisc.dylib 0x00000001157222ab -[JRNSView drawRect:] + 38
1 com.apple.AppKit 0x00007fff47c1aa6e _NSViewDrawRect + 66
2 com.apple.AppKit 0x00007fff47c058b2 -[NSView _drawRect:clip:] + 1752
3 com.apple.AppKit 0x00007fff47c04742 -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:] + 1425
4 com.apple.AppKit 0x00007fff47c04afa -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:] + 2377
5 com.apple.AppKit 0x00007fff47c02794 -[NSView _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 908
6 com.apple.AppKit 0x00007fff47c023e2 -[NSThemeFrame _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:] + 65
7 com.apple.AppKit 0x00007fff47bffce4 -[NSView _oldDisplayRectIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:] + 1893
8 com.apple.AppKit 0x00007fff47bff31d -[NSView _displayRectIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:] + 253
9 com.apple.AppKit 0x00007fff47bfbf0e -[NSView displayIfNeeded] + 1302
10 com.apple.AppKit 0x00007fff47bf8c53 -[NSWindow displayIfNeeded] + 280
11 com.apple.AppKit 0x00007fff47bf8a94 __NSWindowGetDisplayCycleObserverForDisplay_block_invoke + 684
12 com.apple.AppKit 0x00007fff47bf3b88 NSDisplayCycleObserverInvoke + 162
13 com.apple.AppKit 0x00007fff47bf3708 NSDisplayCycleFlush + 1030
14 com.apple.QuartzCore 0x00007fff54ea4ccb CA::Transaction::run_commit_handlers(CATransactionPhase) + 49
15 com.apple.QuartzCore 0x00007fff54ea4413 CA::Transaction::commit() + 213
16 com.apple.AppKit 0x00007fff47bf30a1 __65+[CATransaction(NSCATransaction) NS_setFlushesWithDisplayRefresh]_block_invoke + 274
17 com.apple.CoreFoundation 0x00007fff4a4c8e88 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 23
18 com.apple.CoreFoundation 0x00007fff4a4c8dbd __CFRunLoopDoObservers + 451
19 com.apple.CoreFoundation 0x00007fff4a46b4d0 __CFRunLoopRun + 1136
20 com.apple.CoreFoundation 0x00007fff4a46ae0e CFRunLoopRunSpecific + 455
21 com.apple.HIToolbox 0x00007fff497579db RunCurrentEventLoopInMode + 292
22 com.apple.HIToolbox 0x00007fff4975761d ReceiveNextEventCommon + 355
23 com.apple.HIToolbox 0x00007fff497574a6 _BlockUntilNextEventMatchingListInModeWithFilter + 64
24 com.apple.AppKit 0x00007fff47af1ffb _DPSNextEvent + 965
25 com.apple.AppKit 0x00007fff47af0d93 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 1361
26 libJRTools.dylib 0x00000001117f76de JRUIMessageLoop::PumpMessage(JRMsg&) + 126
27 com.jriver.MediaCenter25 0x000000010f970b7c JRGraphicalApp::Run() + 60
28 com.jriver.MediaCenter25 0x000000010f96eb24 -[JRAppDelegate applicationDidFinishLaunching:] + 274
29 com.apple.CoreFoundation 0x00007fff4a4ceaf6 __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ + 12
30 com.apple.CoreFoundation 0x00007fff4a4cea70 ___CFXRegistrationPost_block_invoke + 63
31 com.apple.CoreFoundation 0x00007fff4a4ce9da _CFXRegistrationPost + 404
32 com.apple.CoreFoundation 0x00007fff4a4d6e88 ___CFXNotificationPost_block_invoke + 87
33 com.apple.CoreFoundation 0x00007fff4a43f8d4 -[_CFXNotificationRegistrar find:object:observer:enumerator:] + 1642
34 com.apple.CoreFoundation 0x00007fff4a43ec87 _CFXNotificationPost + 732
35 com.apple.Foundation 0x00007fff4c6b7217 -[NSNotificationCenter postNotificationName:object:userInfo:] + 66
36 com.apple.AppKit 0x00007fff47af881c -[NSApplication _postDidFinishNotification] + 312
37 com.apple.AppKit 0x00007fff47af816f -[NSApplication _sendFinishLaunchingNotification] + 208
38 com.apple.AppKit 0x00007fff47af62c3 -[NSApplication(NSAppleEventHandling) _handleAEOpenEvent:] + 552
39 com.apple.AppKit 0x00007fff47af5f13 -[NSApplication(NSAppleEventHandling) _handleCoreEvent:withReplyEvent:] + 688
40 com.apple.Foundation 0x00007fff4c700d6e -[NSAppleEventManager dispatchRawAppleEvent:withRawReply:handlerRefCon:] + 286
41 com.apple.Foundation 0x00007fff4c700beb _NSAppleEventManagerGenericHandler + 102
42 com.apple.AE 0x00007fff4b68c397 aeDispatchAppleEvent(AEDesc const*, AEDesc*, unsigned int, unsigned char*) + 1815
43 com.apple.AE 0x00007fff4b68bc29 dispatchEventAndSendReply(AEDesc const*, AEDesc*) + 41
44 com.apple.AE 0x00007fff4b68bb01 aeProcessAppleEvent + 414
45 com.apple.HIToolbox 0x00007fff49760ec7 AEProcessAppleEvent + 54
46 com.apple.AppKit 0x00007fff47af22f2 _DPSNextEvent + 1724
47 com.apple.AppKit 0x00007fff47af0d93 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 1361
48 com.apple.AppKit 0x00007fff47aeaeb0 -[NSApplication run] + 699
49 com.jriver.MediaCenter25 0x000000010f96e319 JRApp::WinMain(HINSTANCE__*, HINSTANCE__*, int) + 49
50 com.jriver.MediaCenter25 0x000000010f51ca24 start + 52
Thread 1:: JavaScriptCore bmalloc scavenger
0 libsystem_kernel.dylib 0x00007fff76a1786a __psynch_cvwait + 10
1 libsystem_pthread.dylib 0x00007fff76ad056e _pthread_cond_wait + 722
2 libc++.1.dylib 0x00007fff738eea0a std::__1::condition_variable::wait(std::__1::unique_lock<std::__1::mutex>&) + 18
3 com.apple.JavaScriptCore 0x00007fff4d937ff2 void std::__1::condition_variable_any::wait<std::__1::unique_lock<bmalloc::Mutex> >(std::__1::unique_lock<bmalloc::Mutex>&) + 82
4 com.apple.JavaScriptCore 0x00007fff4d93c0db bmalloc::Scavenger::threadRunLoop() + 139
5 com.apple.JavaScriptCore 0x00007fff4d93b909 bmalloc::Scavenger::threadEntryPoint(bmalloc::Scavenger*) + 9
6 com.apple.JavaScriptCore 0x00007fff4d93d277 void* std::__1::__thread_proxy<std::__1::tuple<std::__1::unique_ptr<std::__1::__thread_struct, std::__1::default_delete<std::__1::__thread_struct> >, void (*)(bmalloc::Scavenger*), bmalloc::Scavenger*> >(void*) + 39
7 libsystem_pthread.dylib 0x00007fff76acd2eb _pthread_body + 126
8 libsystem_pthread.dylib 0x00007fff76ad0249 _pthread_start + 66
9 libsystem_pthread.dylib 0x00007fff76acc40d thread_start + 13
Thread 2:
0 libsystem_kernel.dylib 0x00007fff76a1422a mach_msg_trap + 10
1 libsystem_kernel.dylib 0x00007fff76a1476c mach_msg + 60
2 com.apple.CoreFoundation 0x00007fff4a46c13e __CFRunLoopServiceMachPort + 328
3 com.apple.CoreFoundation 0x00007fff4a46b6ac __CFRunLoopRun + 1612
4 com.apple.CoreFoundation 0x00007fff4a46ae0e CFRunLoopRunSpecific + 455
5 com.apple.CoreFoundation 0x00007fff4a46ac22 CFRunLoopRun + 40
6 com.apple.Foundation 0x00007fff4c6b787e __NSThread__start__ + 1194
7 libsystem_pthread.dylib 0x00007fff76acd2eb _pthread_body + 126
8 libsystem_pthread.dylib 0x00007fff76ad0249 _pthread_start + 66
9 libsystem_pthread.dylib 0x00007fff76acc40d thread_start + 13
Thread 3:: com.apple.NSEventThread
0 libsystem_kernel.dylib 0x00007fff76a1422a mach_msg_trap + 10
1 libsystem_kernel.dylib 0x00007fff76a1476c mach_msg + 60
2 com.apple.CoreFoundation 0x00007fff4a46c13e __CFRunLoopServiceMachPort + 328
3 com.apple.CoreFoundation 0x00007fff4a46b6ac __CFRunLoopRun + 1612
4 com.apple.CoreFoundation 0x00007fff4a46ae0e CFRunLoopRunSpecific + 455
5 com.apple.AppKit 0x00007fff47af9d1a _NSEventThread + 175
6 libsystem_pthread.dylib 0x00007fff76acd2eb _pthread_body + 126
7 libsystem_pthread.dylib 0x00007fff76ad0249 _pthread_start + 66
8 libsystem_pthread.dylib 0x00007fff76acc40d thread_start + 13
Thread 4:
0 libsystem_pthread.dylib 0x00007fff76acc3f0 start_wqthread + 0
Thread 5:
0 libsystem_kernel.dylib 0x00007fff76a1786a __psynch_cvwait + 10
1 libsystem_pthread.dylib 0x00007fff76ad056e _pthread_cond_wait + 722
2 com.jriver.MediaCenter25 0x000000010ff782a8 JREvent::Wait(unsigned int, bool) + 166
3 com.jriver.MediaCenter25 0x000000010f9df25f JRThread::WaitCheckingCancel(int, JREvent*) + 303
4 com.jriver.MediaCenter25 0x000000011019c315 CPlayerZoneDisplayInfoUpdateThread::Thread() + 637
5 com.jriver.MediaCenter25 0x000000010f9df828 JRThread::StaticThread(void*) + 110
6 libsystem_pthread.dylib 0x00007fff76acd2eb _pthread_body + 126
7 libsystem_pthread.dylib 0x00007fff76ad0249 _pthread_start + 66
8 libsystem_pthread.dylib 0x00007fff76acc40d thread_start + 13
Thread 6:
0 libsystem_kernel.dylib 0x00007fff76a1786a __psynch_cvwait + 10
1 libsystem_pthread.dylib 0x00007fff76ad056e _pthread_cond_wait + 722
2 com.jriver.MediaCenter25 0x000000010ff782a8 JREvent::Wait(unsigned int, bool) + 166
3 com.jriver.MediaCenter25 0x000000010f9df25f JRThread::WaitCheckingCancel(int, JREvent*) + 303
4 com.jriver.MediaCenter25 0x00000001103b4ab8 CSynchronizeDatabaseProcess::ThrottleForBackgroundOperation(int) + 96
5 com.jriver.MediaCenter25 0x00000001103b61e4 CSynchronizeDatabaseProcess::AddFile(JRString const&, JRStringCRCUniqueList<false>&, JROwnedPtrArray<CSynchronizeDatabaseProcess::CNewFile, false>&, CMediaArray&, JRStringArray&, bool, JRStringUniqueList<JRString, false>&, CSynchronizeDatabaseProcess::CSkips&, CMediaArray&, CMediaArray&, JRFileInfo*, JRUniqueList<unsigned int, unsigned int>&, bool, bool, CSynchronizeDatabaseFolder*) + 58
6 com.jriver.MediaCenter25 0x00000001103b5902 CSynchronizeDatabaseProcess::SearchForFiles(JRString, JRStringCRCUniqueList<false>&, JROwnedPtrArray<CSynchronizeDatabaseProcess::CNewFile, false>&, CMediaArray&, JRStringArray&, bool, JRStringUniqueList<JRString, false>&, JRStringArray&, CSynchronizeDatabaseProcess::CSkips&, CMediaArray&, CMediaArray&, JRUniqueList<unsigned int, unsigned int>&, bool, bool, CSynchronizeDatabaseFolder*) + 1176
7 com.jriver.MediaCenter25 0x00000001103b5a28 CSynchronizeDatabaseProcess::SearchForFiles(JRString, JRStringCRCUniqueList<false>&, JROwnedPtrArray<CSynchronizeDatabaseProcess::CNewFile, false>&, CMediaArray&, JRStringArray&, bool, JRStringUniqueList<JRString, false>&, JRStringArray&, CSynchronizeDatabaseProcess::CSkips&, CMediaArray&, CMediaArray&, JRUniqueList<unsigned int, unsigned int>&, bool, bool, CSynchronizeDatabaseFolder*) + 1470
8 com.jriver.MediaCenter25 0x00000001103b5a28 CSynchronizeDatabaseProcess::SearchForFiles(JRString, JRStringCRCUniqueList<false>&, JROwnedPtrArray<CSynchronizeDatabaseProcess::CNewFile, false>&, CMediaArray&, JRStringArray&, bool, JRStringUniqueList<JRString, false>&, JRStringArray&, CSynchronizeDatabaseProcess::CSkips&, CMediaArray&, CMediaArray&, JRUniqueList<unsigned int, unsigned int>&, bool, bool, CSynchronizeDatabaseFolder*) + 1470
9 com.jriver.MediaCenter25 0x00000001103b5a28 CSynchronizeDatabaseProcess::SearchForFiles(JRString, JRStringCRCUniqueList<false>&, JROwnedPtrArray<CSynchronizeDatabaseProcess::CNewFile, false>&, CMediaArray&, JRStringArray&, bool, JRStringUniqueList<JRString, false>&, JRStringArray&, CSynchronizeDatabaseProcess::CSkips&, CMediaArray&, CMediaArray&, JRUniqueList<unsigned int, unsigned int>&, bool, bool, CSynchronizeDatabaseFolder*) + 1470
10 com.jriver.MediaCenter25 0x00000001103b5a28 CSynchronizeDatabaseProcess::SearchForFiles(JRString, JRStringCRCUniqueList<false>&, JROwnedPtrArray<CSynchronizeDatabaseProcess::CNewFile, false>&, CMediaArray&, JRStringArray&, bool, JRStringUniqueList<JRString, false>&, JRStringArray&, CSynchronizeDatabaseProcess::CSkips&, CMediaArray&, CMediaArray&, JRUniqueList<unsigned int, unsigned int>&, bool, bool, CSynchronizeDatabaseFolder*) + 1470
11 com.jriver.MediaCenter25 0x00000001103b5a28 CSynchronizeDatabaseProcess::SearchForFiles(JRString, JRStringCRCUniqueList<false>&, JROwnedPtrArray<CSynchronizeDatabaseProcess::CNewFile, false>&, CMediaArray&, JRStringArray&, bool, JRStringUniqueList<JRString, false>&, JRStringArray&, CSynchronizeDatabaseProcess::CSkips&, CMediaArray&, CMediaArray&, JRUniqueList<unsigned int, unsigned int>&, bool, bool, CSynchronizeDatabaseFolder*) + 1470
12 com.jriver.MediaCenter25 0x00000001103b5a28 CSynchronizeDatabaseProcess::SearchForFiles(JRString, JRStringCRCUniqueList<false>&, JROwnedPtrArray<CSynchronizeDatabaseProcess::CNewFile, false>&, CMediaArray&, JRStringArray&, bool, JRStringUniqueList<JRString, false>&, JRStringArray&, CSynchronizeDatabaseProcess::CSkips&, CMediaArray&, CMediaArray&, JRUniqueList<unsigned int, unsigned int>&, bool, bool, CSynchronizeDatabaseFolder*) + 1470
13 com.jriver.MediaCenter25 0x00000001103b5a28 CSynchronizeDatabaseProcess::SearchForFiles(JRString, JRStringCRCUniqueList<false>&, JROwnedPtrArray<CSynchronizeDatabaseProcess::CNewFile, false>&, CMediaArray&, JRStringArray&, bool, JRStringUniqueList<JRString, false>&, JRStringArray&, CSynchronizeDatabaseProcess::CSkips&, CMediaArray&, CMediaArray&, JRUniqueList<unsigned int, unsigned int>&, bool, bool, CSynchronizeDatabaseFolder*) + 1470
14 com.jriver.MediaCenter25 0x00000001103aecbd CSynchronizeDatabaseProcess::GetNewFiles(CMediaArray&, JRStringArray&, CSynchronizeDatabaseProcess::CSkips&, CMediaArray&, CMediaArray&, JRUniqueList<unsigned int, unsigned int>&) + 2085
15 com.jriver.MediaCenter25 0x00000001103add7a CSynchronizeDatabaseProcess::Thread() + 670
16 com.jriver.MediaCenter25 0x000000010f9df828 JRThread::StaticThread(void*) + 110
17 libsystem_pthread.dylib 0x00007fff76acd2eb _pthread_body + 126
18 libsystem_pthread.dylib 0x00007fff76ad0249 _pthread_start + 66
19 libsystem_pthread.dylib 0x00007fff76acc40d thread_start + 13
Thread 7:
0 libsystem_pthread.dylib 0x00007fff76acc3f0 start_wqthread + 0
Thread 8:: com.apple.NSURLConnectionLoader
0 libsystem_kernel.dylib 0x00007fff76a1422a mach_msg_trap + 10
1 libsystem_kernel.dylib 0x00007fff76a1476c mach_msg + 60
2 com.apple.CoreFoundation 0x00007fff4a46c13e __CFRunLoopServiceMachPort + 328
3 com.apple.CoreFoundation 0x00007fff4a46b6ac __CFRunLoopRun + 1612
4 com.apple.CoreFoundation 0x00007fff4a46ae0e CFRunLoopRunSpecific + 455
5 com.apple.CFNetwork 0x00007fff493df380 -[__CoreSchedulingSetRunnable runForever] + 210
6 com.apple.Foundation 0x00007fff4c6b787e __NSThread__start__ + 1194
7 libsystem_pthread.dylib 0x00007fff76acd2eb _pthread_body + 126
8 libsystem_pthread.dylib 0x00007fff76ad0249 _pthread_start + 66
9 libsystem_pthread.dylib 0x00007fff76acc40d thread_start + 13
Thread 9:: com.apple.CFSocket.private
0 libsystem_kernel.dylib 0x00007fff76a1b61a __select + 10
1 com.apple.CoreFoundation 0x00007fff4a499ad2 __CFSocketManager + 635
2 libsystem_pthread.dylib 0x00007fff76acd2eb _pthread_body + 126
3 libsystem_pthread.dylib 0x00007fff76ad0249 _pthread_start + 66
4 libsystem_pthread.dylib 0x00007fff76acc40d thread_start + 13
Thread 10:
0 libsystem_pthread.dylib 0x00007fff76acc3f0 start_wqthread + 0
Thread 0 crashed with X86 Thread State (64-bit):
rax: 0x4080c00000000000 rbx: 0x0000600001750840 rcx: 0x407a000000000000 rdx: 0x0000000000000000
rdi: 0x0000700009b867a8 rsi: 0x00007fff486810f5 rbp: 0x00007ffee06e0ac0 rsp: 0x00007ffee06e0a80
r8: 0x0000000000000000 r9: 0x00006000018c4290 r10: 0x00000001157e88b0 r11: 0x00007ff78e385750
r12: 0x00007ffee06e0c10 r13: 0x00007fff48678135 r14: 0x00007ff78e04dd88 r15: 0x0000000000000098
rip: 0x00000001157222ab rfl: 0x0000000000010202 cr2: 0x0000700009b867a8
Logical CPU: 0
Error Code: 0x00000004
Trap Number: 14