Je reçois peu après le message d'erreur suivant lorsque je tente tout de même d'ouvrir un fichier avec VLC:
Process:               VLC [1579]
Path:                  /Applications/VLC.app/Contents/MacOS/VLC
Identifier:            VLC
Version:               2.2.8 (2.2.8)
Code Type:             X86-64 (Native)
Parent Process:        ??? [1]
Responsible:           VLC [1579]
User ID:               501
Date/Time:             2018-01-22 23:11:40.946 +0100
OS Version:            Mac OS X 10.13.1 (17B1003)
Report Version:        12
Anonymous UUID:        92F2B7E2-DE80-A908-E7EE-6E06E1AEC617
Time Awake Since Boot: 3100 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 0x0000000000000110
Exception Note:        EXC_CORPSE_NOTIFY
Termination Signal:    Segmentation fault: 11
Termination Reason:    Namespace SIGNAL, Code 0xb
Terminating Process:   exc handler [0]
VM Regions Near 0x110:
--> 
    __TEXT                 0000000100000000-0000000100003000 [   12K] r-x/rwx SM=COW  /Applications/VLC.app/Contents/MacOS/VLC
Application Specific Information:
*** multi-threaded process forked ***
crashed on child side of fork pre-exec
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   libdispatch.dylib                 0x00007fff532dba14 _dispatch_root_queue_push + 108
1   libdispatch.dylib                 0x00007fff532cb756 _dispatch_mach_msg_send + 1582
2   libdispatch.dylib                 0x00007fff532cc36c _dispatch_mach_send_drain + 325
3   libdispatch.dylib                 0x00007fff532e1764 _dispatch_mach_send_msg + 394
4   libdispatch.dylib                 0x00007fff532e2171 dispatch_mach_send_with_result_and_async_reply_4libxpc + 102
5   libxpc.dylib                     0x00007fff535c53cc _xpc_connection_enqueue + 121
6   libxpc.dylib                     0x00007fff535c4e24 xpc_connection_send_message_with_reply + 207
7   com.apple.CoreFoundation         0x00007fff2be594c5 __80-[CFPrefsSearchListSource alreadylocked_generationCountFromListOfSources:count:]_block_invoke_2 + 133
8   com.apple.CoreFoundation         0x00007fff2be81a44 -[_CFXPreferences withConnectionForRole

erformBlock:] + 36
9   com.apple.CoreFoundation         0x00007fff2be593f5 __80-[CFPrefsSearchListSource alreadylocked_generationCountFromListOfSources:count:]_block_invoke + 197
10  com.apple.CoreFoundation         0x00007fff2be5925d -[CFPrefsSearchListSource alreadylocked_generationCountFromListOfSources:count:] + 253
11  com.apple.CoreFoundation         0x00007fff2bcd3276 -[CFPrefsSearchListSource alreadylocked_copyDictionary] + 326
12  com.apple.CoreFoundation         0x00007fff2bcd2df3 -[CFPrefsSearchListSource alreadylocked_copyValueForKey:] + 67
13  com.apple.CoreFoundation         0x00007fff2be17275 -[CFPrefsSource copyValueForKey:] + 53
14  com.apple.CoreFoundation         0x00007fff2be80510 __76-[_CFXPreferences copyAppValueForKey:identifier:container:configurationURL:]_block_invoke + 32
15  com.apple.CoreFoundation         0x00007fff2be5a8ff __108-[_CFXPreferences(SearchListAdditions) withSearchListForIdentifier:container:cloudConfigurationURL

erform:]_block_invoke + 287
16  com.apple.CoreFoundation         0x00007fff2be5a775 -[_CFXPreferences(SearchListAdditions) withSearchListForIdentifier:container:cloudConfigurationURL

erform:] + 341
17  com.apple.CoreFoundation         0x00007fff2be804b3 -[_CFXPreferences copyAppValueForKey:identifier:container:configurationURL:] + 131
18  com.apple.CoreFoundation         0x00007fff2bcda4c3 CFPreferencesCopyAppValue + 99
19  com.apple.audio.CoreAudio         0x00007fff2b7a67d7 CASmartPreferences::Pref::Load() + 21
20  com.apple.audio.CoreAudio         0x00007fff2b7a6741 CASmartPreferences::_RegisterFirstHandler(__CFString const*, __CFString const*, std::__1::function<bool (void const*)>) + 273
21  com.apple.audio.CoreAudio         0x00007fff2b7a4f34 void CASmartPreferences::AddHandler<int>(__CFString const*, __CFString const*, int (*)(void const*, bool&), std::__1::function<void (int)>) + 158
22  com.apple.audio.CoreAudio         0x00007fff2b7a4e13 CALog::Scope::init(unsigned long long, char const*, __CFString const*, __CFString const*, unsigned int) + 279
23  com.apple.audio.CoreAudio         0x00007fff2b7a4cdc CALog::Scope::Scope(bool, unsigned long long, char const*, char const*, char const*, unsigned int) + 216
24  com.apple.audio.CoreAudio         0x00007fff2b7a526a CALog::RegisterScope(bool, unsigned long long, char const*, char const*, char const*, unsigned int) + 204
25  com.apple.audio.CoreAudio         0x00007fff2b7c7dc2 HALSystem::HALSystem() + 82
26  com.apple.audio.CoreAudio         0x00007fff2b75877f HALSystem::CheckOutInstance() + 129
27  com.apple.audio.CoreAudio         0x00007fff2b7847c9 AudioObjectSetPropertyData + 90
28  libauhal_plugin.dylib             0x0000000105901ed3 Open + 307
Thread 0 crashed with X86 Thread State (64-bit):
  rax: 0x0000000000000100  rbx: 0x0000000100203350  rcx: 0x00000000a00606ff  rdx: 0x0000000000000005
  rdi: 0x00007fff8c91f800  rsi: 0x00000001002036d0  rbp: 0x00007ffeefbfea60  rsp: 0x00007ffeefbfe9c8
   r8: 0x0000000000000005   r9: 0x0000000000000003  r10: 0x00000000fffe0000  r11: 0x0000000100200000
  r12: 0x0000000000000010  r13: 0x00007fff8c91f800  r14: 0x0000000100203660  r15: 0x0000000000000003
  rip: 0x00007fff532dba14  rfl: 0x0000000000010206  cr2: 0x0000000000000110
 
Logical CPU:     2
Error Code:      0x00000006
Trap Number:     14
External Modification Summary:
  Calls made by other processes targeting this process:
    task_for_pid: 0
    thread_create: 0
    thread_set_state: 0
  Calls made by this process:
    task_for_pid: 0
    thread_create: 0
    thread_set_state: 0
  Calls made by all processes on this machine:
    task_for_pid: 1857
    thread_create: 0
    thread_set_state: 0
VM Region Summary:
ReadOnly portion of Libraries: Total=411.4M resident=0K(0%) swapped_out_or_unallocated=411.4M(100%)
Writable regions: Total=62.2M written=0K(0%) resident=0K(0%) swapped_out=0K(0%) unallocated=62.2M(100%)
                                VIRTUAL   REGION 
REGION TYPE                        SIZE    COUNT (non-coalesced) 
===========                     =======  ======= 
Activity Tracing                   256K        2 
Kernel Alloc Once                    8K        2 
MALLOC                            52.2M       19 
MALLOC guard page                   32K        9 
STACK GUARD                       56.0M        2 
Stack                             9752K        5 
Stack Guard                         12K        4 
__DATA                            31.6M      312 
__FONT_DATA                          4K        2 
__LINKEDIT                       190.6M       30 
__TEXT                           220.8M      311 
__UNICODE                          560K        2 
mapped file                       26.3M        4 
shared memory                       44K        5 
===========                     =======  ======= 
TOTAL                            588.0M      695 
voilà voilà... j'ai coupé une partie car impossible de poster sinon