I have the same Problem here. FinalCut Pro latest version works great but if I start Compressor Version 4.6.5. it crashes after half a second. Did you downgrade from Sonoma to Ventura and tried it then? MacBook Pro 16" M2 Max 32 GB Version Sonoma 14.0 Beta (23A5312d) Translated Report (Full Report Below) Process: Compressor [7966] Path: /Applications/Compressor.app/Contents/MacOS/Compressor Identifier: com.apple.Compressor Version: 4.6.5 (408047) Build Info: Compressor-40800047016000000~4 (20A104) App Item ID: 424390742 App External ID: 858081833 Code Type: ARM-64 (Native) Parent Process: launchd [1] User ID: 501 Date/Time: 2023-08-16 14:25:28.4937 +0200 OS Version: macOS 14.0 (23A5312d) Report Version: 12 Anonymous UUID: 7091AAEF-E09B-98C9-063E-DE0053E9F6B6 Time Awake Since Boot: 3700 seconds System Integrity Protection: enabled Crashed Thread: 26 Exception Type: EXC_BREAKPOINT (SIGTRAP) Exception Codes: 0x0000000000000001, 0x000000018f77d048 Termination Reason: Namespace SIGNAL, Code 5 Trace/BPT trap: 5 Terminating Process: exc handler [7966] Application Specific Information: CF objects must have a non-zero isa Thread 0:: Dispatch queue: com.apple.main-thread 0 CoreFoundation 0x18fa69cb0 objc_msgSend$hash + 16 1 CoreFoundation 0x18f5e2a64 -[__NSDictionaryI objectForKey:] + 100 2 CoreMedia 0x19996eebc doDataTypeRegistryDatatypeConformsToDatatype + 108 3 CoreMedia 0x19996ee30 CMMetadataDataTypeRegistryDataTypeConformsToDataType + 248 4 AVFCore 0x1a490e840 -[AVMetadataItem(AVMetadataItem_Local) _valueFromCFType:] + 312 5 AVFCore 0x1a48ed828 -[AVMetadataItem(AVMetadataItem_Local) _extractPropertiesFromDictionary:] + 1540 6 AVFCore 0x1a48ed184 -[AVMetadataItem _initWithFigMetadataDictionary:] + 44 7 AVFCore 0x1a490fa4c +[AVMetadataItem _metadataItemWithFigMetadataDictionary:containerURL:securityOptions:] + 84 8 AVFCore 0x1a49bc1dc -[AVFigAssetInspector metadataForFormat:] + 488 9 AVFCore 0x1a49bc2dc -[AVFigAssetInspector _hasQTSaveRestriction] + 72 10 AVFCore 0x1a49bc3dc -[AVFigAssetInspector isReadable] + 36 11 AVFCore 0x1a49c34bc -[AVFigAssetInspectorLoader isReadable] + 44 12 AECore 0x1052ef8a4 CanAVFoundationDecodeAVAsset(void*, AVAssetUtilities_FormatCheck) + 76 13 AECore 0x1052efac0 CanAVFoundationDecodeAsset(__CFURL const*, AVAssetUtilities_FormatCheck) + 56 14 Compressor 0x1043aaa6c -[CQPreviewView setJob:] + 572 15 Compressor 0x1043676b8 -[CQPreviewModule setInspectedItems:] + 836 16 Foundation 0x1906e04bc -[NSObject(NSKeyValueObservingPrivate) _changeValueForKeys:count:maybeOldValuesDict:maybeNewValuesDict:usingBlock:] + 604 17 Foundation 0x190709ad8 -[NSObject(NSKeyValueObservingPrivate) _changeValueForKey:key:key:usingBlock:] + 64 18 Foundation 0x190723768 _NSSetObjectValueAndNotify + 284 19 Compressor 0x10436bf90 -[CQPreviewModule inspectModuleOnlyIfNeeded:] + 112 20 CoreFoundation 0x18f6088c0 CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER + 148 21 CoreFoundation 0x18f69ca48 ___CFXRegistrationPost_block_invoke + 88 22 CoreFoundation 0x18f69c990 _CFXRegistrationPost + 440 23 CoreFoundation 0x18f5d757c _CFXNotificationPost + 764 24 Foundation 0x1906c5504 -[NSNotificationCenter postNotificationName:object:userInfo:] + 88 25 CoreFoundation 0x18f63fcf8 -[NSArray makeObjectsPerformSelector:] + 208 26 AppKit 0x192df0748 -[NSApplication(NSWindowCache) _updateWindowsUsingCache] + 108 27 AppKit 0x192df06a0 -[NSApplication updateWindows] + 64 28 AppKit 0x19320eb94 __38-[NSApplication setWindowsNeedUpdate:]_block_invoke_2 + 56 29 AppKit 0x193213cc4 ___NSRunLoopObserverCreateWithHandler_block_invoke + 64 30 CoreFoundation 0x18f61320c CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION + 36 31 CoreFoundation 0x18f6130f8 __CFRunLoopDoObservers + 532 32 CoreFoundation 0x18f612728 __CFRunLoopRun + 776 33 CoreFoundation 0x18f611d6c CFRunLoopRunSpecific + 608 34 HIToolbox 0x199b51518 RunCurrentEventLoopInMode + 292 35 HIToolbox 0x199b511a8 ReceiveNextEventCommon + 220 36 HIToolbox 0x199b510ac _BlockUntilNextEventMatchingListInModeWithFilter + 76 37 AppKit 0x192dec434 _DPSNextEvent + 660 38 AppKit 0x1935b95e8 -[NSApplication(NSEventRouting) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 716 39 AppKit 0x192ddf984 -[NSApplication run] + 476 40 LunaKit 0x104acbbd4 LKApplicationMain + 204 41 Compressor 0x104383c88 main + 332 42 dyld