MacOS 15.6: app crash on "npm run start" #30
Description
adev@mac pywebview-react-boilerplate % npm run start
pywebview-react-boilerplate@1.0.0 start
npm run frontend:dev && run-script-os
pywebview-react-boilerplate@1.0.0 frontend:dev
vite build --outDir gui --emptyOutDir
The CJS build of Vite's Node API is deprecated. See https://vitejs.dev/guide/troubleshooting.html#vite-cjs-node-api-deprecated for more details.
vite v5.0.0 building for production...
index.css doesn't exist at build time, it will remain unchanged to be resolved at runtime
✓ 35 modules transformed.
gui/index.html 0.40 kB │ gzip: 0.26 kB
gui/assets/open-sans-v17-latin_cyrillic-italic-kYnW_g2D.woff 23.84 kB
gui/assets/open-sans-v17-latin_cyrillic-regular-hNQI_Qim.woff 24.59 kB
gui/assets/roboto-condensed-v18-latin_cyrillic-regular-P51cY63d.woff 28.62 kB
gui/assets/logo-NrnRdui-.png 46.67 kB
gui/assets/index-0i39k_d9.css 1.96 kB │ gzip: 0.77 kB
gui/assets/index-whdTteYr.js 144.60 kB │ gzip: 46.65 kB
✓ built in 261ms
pywebview-react-boilerplate@1.0.0 start:default
python src/index.py
[pywebview] Using Cocoa
[pywebview] Comon path for local URLs: ../gui
[pywebview] HTTP server root path: /Users/adev/tmp/pywebview-react-boilerplate/gui
Bottle v0.13.4 server starting up (using ThreadedAdapter())...
Listening on http://127.0.0.1:47356/
Hit Ctrl-C to quit.
127.0.0.1 - - [13/Sep/2025 10:57:55] "GET /index.html HTTP/1.1" 200 399
127.0.0.1 - - [13/Sep/2025 10:57:55] "GET /assets/index-0i39k_d9.css HTTP/1.1" 200 1961
127.0.0.1 - - [13/Sep/2025 10:57:55] "GET /assets/index-whdTteYr.js HTTP/1.1" 200 144596
[pywebview] before_load event fired. injecting pywebview object
[pywebview] Loading JS files from /Users/adev/miniconda3/lib/python3.12/site-packages/webview/js
127.0.0.1 - - [13/Sep/2025 10:57:55] "GET /assets/logo-NrnRdui-.png HTTP/1.1" 200 46669
127.0.0.1 - - [13/Sep/2025 10:57:55] "GET /assets/open-sans-v17-latin_cyrillic-italic-kYnW_g2D.woff HTTP/1.1" 200 23836
127.0.0.1 - - [13/Sep/2025 10:57:55] "GET /assets/roboto-condensed-v18-latin_cyrillic-regular-P51cY63d.woff HTTP/1.1" 200 28616
127.0.0.1 - - [13/Sep/2025 10:57:55] "GET /assets/open-sans-v17-latin_cyrillic-regular-hNQI_Qim.woff HTTP/1.1" 200 24592
RemoteLayerTreeDrawingAreaProxyMac::scheduleDisplayLink(): page has no displayID
[pywebview] _pywebviewready event fired
RemoteLayerTreeDrawingAreaProxyMac::scheduleDisplayLink(): page has no displayID
*** Terminating app due to uncaught exception 'OC_PythonException', reason: '<class 'KeyError'>: 'value''
*** First throw call stack:
(
0 CoreFoundation 0x0000000189fd3ae0 __exceptionPreprocess + 176
1 libobjc.A.dylib 0x0000000189a96b90 objc_exception_throw + 88
2 _objc.cpython-312-darwin.so 0x0000000104b39f28 PyObjCUtil_Strdup + 0
3 _objc.cpython-312-darwin.so 0x0000000104b1b958 method_stub + 5820
4 libffi.dylib 0x000000019c627f60 ffi_closure_SYSV_inner + 852
5 libffi.dylib 0x000000019c61f1e8 ffi_closure_SYSV + 56
6 WebKit 0x00000001b0700ff8 _ZN28ScriptMessageHandlerDelegate14didPostMessageERN6WebKit12WebPageProxyEONS0_13FrameInfoDataERN3API12ContentWorldERN7WebCore21SerializedScriptValueE + 308
7 WebKit 0x00000001b0cecde0 _ZN6WebKit29WebUserContentControllerProxy14didPostMessageEN3WTF23ObjectIdentifierGenericINS_26WebPageProxyIdentifierTypeENS1_38ObjectIdentifierMainThreadAccessTraitsIyEEyEEONS_13FrameInfoDataENS2 8 WebKit 0x00000001b07032b8 _ZN6WebKit29WebUserContentControllerProxy17didReceiveMessageERN3IPC10ConnectionERNS1_7DecoderE + 648
9 WebKit 0x00000001b11e3a40 _ZN3IPC18MessageReceiverMap15dispatchMessageERNS_10ConnectionERNS_7DecoderE + 264
10 WebKit 0x00000001b0c1d708 _ZN6WebKit15WebProcessProxy15dispatchMessageERN3IPC10ConnectionERNS1_7DecoderE + 40
11 WebKit 0x00000001b06dd654 _ZN6WebKit15WebProcessProxy17didReceiveMessageERN3IPC10ConnectionERNS1_7DecoderE + 1588
12 WebKit 0x00000001b11dcaf4 _ZN3IPC10Connection15dispatchMessageEN3WTF9UniqueRefINS_7DecoderEEE + 268
13 WebKit 0x00000001b11dd050 _ZN3IPC10Connection24dispatchIncomingMessagesEv + 660
14 JavaScriptCore 0x00000001a8b897f0 _ZN3WTF7RunLoop11performWorkEv + 524
15 JavaScriptCore 0x00000001a8b8a68c _ZN3WTF7RunLoop11performWorkEPv + 36
16 CoreFoundation 0x0000000189f62b14 CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION + 28
17 CoreFoundation 0x0000000189f62aa8 __CFRunLoopDoSource0 + 172
18 CoreFoundation 0x0000000189f62814 __CFRunLoopDoSources0 + 232
19 CoreFoundation 0x0000000189f61468 __CFRunLoopRun + 840
20 CoreFoundation 0x0000000189f60a98 CFRunLoopRunSpecific + 572
21 HIToolbox 0x0000000195a0327c RunCurrentEventLoopInMode + 324
22 HIToolbox 0x0000000195a064e8 ReceiveNextEventCommon + 676
23 HIToolbox 0x0000000195b91484 _BlockUntilNextEventMatchingListInModeWithFilter + 76
24 AppKit 0x000000018de85a34 _DPSNextEvent + 684
25 AppKit 0x000000018e824940 -[NSApplication(NSEventRouting) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 688
26 AppKit 0x000000018de78be4 -[NSApplication run] + 480
27 libffi.dylib 0x000000019c61f050 ffi_call_SYSV + 80
28 libffi.dylib 0x000000019c627af0 ffi_call_int + 1220
29 _objc.cpython-312-darwin.so 0x0000000104b20064 PyObjCFFI_Caller + 1332
30 _objc.cpython-312-darwin.so 0x0000000104b424e4 objcsel_vectorcall + 572
31 python3.12 0x0000000102e0ff1c PyObject_Vectorcall + 88
32 python3.12 0x0000000102f2998c _PyEval_EvalFrameDefault + 51644
33 python3.12 0x0000000102f1c05c PyEval_EvalCode + 300
34 python3.12 0x0000000102f942b8 run_mod + 228
35 python3.12 0x0000000102f93db0 _PyRun_SimpleFileObject + 1516
36 python3.12 0x0000000102f93020 _PyRun_AnyFileObject + 268
37 python3.12 0x0000000102fbfce8 Py_RunMain + 3144
38 python3.12 0x0000000102fc0940 pymain_main + 628
39 python3.12 0x0000000102da8d60 main + 56
40 dyld 0x0000000189ad6b98 start + 6076
)
libc++abi: terminating due to uncaught exception of type NSException
(base) adev@mac pywebview-react-boilerplate % >....
2 _objc.cpython-312-darwin.so 0x0000000104b39f28 PyObjCUtil_Strdup + 0
3 _objc.cpython-312-darwin.so 0x0000000104b1b958 method_stub + 5820
4 libffi.dylib 0x000000019c627f60 ffi_closure_SYSV_inner + 852
5 libffi.dylib 0x000000019c61f1e8 ffi_closure_SYSV + 56
6 WebKit 0x00000001b0700ff8 _ZN28ScriptMessageHandlerDelegate14didPostMessageERN6WebKit12WebPageProxyEONS0_13FrameInfoDataERN3API12ContentWorldERN7WebCore21SerializedScriptValueE + 308
7 WebKit 0x00000001b0cecde0 _ZN6WebKit29WebUserContentControllerProxy14didPostMessageEN3WTF23ObjectIdentifierGenericINS_26WebPageProxyIdentifierTypeENS1_38ObjectIdentifierMainThreadAccessTraitsIyEEyEEONS_13FrameInfoDataENS2 8 WebKit 0x00000001b07032b8 _ZN6WebKit29WebUserContentControllerProxy17didReceiveMessageERN3IPC10ConnectionERNS1_7DecoderE + 648
9 WebKit 0x00000001b11e3a40 _ZN3IPC18MessageReceiverMap15dispatchMessageERNS_10ConnectionERNS_7DecoderE + 264
10 WebKit 0x00000001b0c1d708 _ZN6WebKit15WebProcessProxy15dispatchMessageERN3IPC10ConnectionERNS1_7DecoderE + 40
11 WebKit 0x00000001b06dd654 _ZN6WebKit15WebProcessProxy17didReceiveMessageERN3IPC10ConnectionERNS1_7DecoderE + 1588
12 WebKit 0x00000001b11dcaf4 _ZN3IPC10Connection15dispatchMessageEN3WTF9UniqueRefINS_7DecoderEEE + 268
13 WebKit 0x00000001b11dd050 _ZN3IPC10Connection24dispatchIncomingMessagesEv + 660
14 JavaScriptCore 0x00000001a8b897f0 _ZN3WTF7RunLoop11performWorkEv + 524
15 JavaScriptCore 0x00000001a8b8a68c _ZN3WTF7RunLoop11performWorkEPv + 36
16 CoreFoundation 0x0000000189f62b14 CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION + 28
17 CoreFoundation 0x0000000189f62aa8 __CFRunLoopDoSource0 + 172
18 CoreFoundation 0x0000000189f62814 __CFRunLoopDoSources0 + 232
19 CoreFoundation 0x0000000189f61468 __CFRunLoopRun + 840
20 CoreFoundation 0x0000000189f60a98 CFRunLoopRunSpecific + 572
21 HIToolbox 0x0000000195a0327c RunCurrentEventLoopInMode + 324
22 HIToolbox 0x0000000195a064e8 ReceiveNextEventCommon + 676
23 HIToolbox 0x0000000195b91484 _BlockUntilNextEventMatchingListInModeWithFilter + 76
24 AppKit 0x000000018de85a34 _DPSNextEvent + 684
25 AppKit 0x000000018e824940 -[NSApplication(NSEventRouting) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 688
26 AppKit 0x000000018de78be4 -[NSApplication run] + 480
27 libffi.dylib 0x000000019c61f050 ffi_call_SYSV + 80
28 libffi.dylib 0x000000019c627af0 ffi_call_int + 1220
29 _objc.cpython-312-darwin.so 0x0000000104b20064 PyObjCFFI_Caller + 1332
30 _objc.cpython-312-darwin.so 0x0000000104b424e4 objcsel_vectorcall + 572
31 python3.12 0x0000000102e0ff1c PyObject_Vectorcall + 88
32 python3.12 0x0000000102f2998c _PyEval_EvalFrameDefault + 51644
33 python3.12 0x0000000102f1c05c PyEval_EvalCode + 300
34 python3.12 0x0000000102f942b8 run_mod + 228
35 python3.12 0x0000000102f93db0 _PyRun_SimpleFileObject + 1516
36 python3.12 0x0000000102f93020 _PyRun_AnyFileObject + 268
37 python3.12 0x0000000102fbfce8 Py_RunMain + 3144
38 python3.12 0x0000000102fc0940 pymain_main + 628
39 python3.12 0x0000000102da8d60 main + 56
40 dyld 0x0000000189ad6b98 start + 6076
)
libc++abi: terminating due to uncaught exception of type NSException
(base) adev@mac pywebview-react-boilerplate % npm run start