full debug stacktrace
```console
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #00 pc 000000000029e4e8
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #01 pc 0000000000297040
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #02 pc 0000000000296aec
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #03 pc 0000000000463c40
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
(v8::internal::Debug::StopSideEffectCheckMode()+824)
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #04 pc 0000000000445f78
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #05 pc 000000000031bb38
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
(v8::debug::EvaluateGlobal(v8::Isolate*, v8::Local<v8::String>,
v8::debug::EvaluateGlobalMode, bool)+260)
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #06 pc 0000000000d4ddc8
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #07 pc 0000000000d03490
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #08 pc 0000000000d0803c
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #09 pc 0000000000d69640
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #10 pc 0000000000d47ce8
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #11 pc 000000000026d79c
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libjsenv.so
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #12 pc 0000000000003d30
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/lib/arm64/libinspector.so
(inspector::HybridInspector::nativeHandleMessage(_JNIEnv*, _jobject*, long,
int, _jstring*)+224)
2020-06-14 21:14:13.495 28667-28667/? A/DEBUG: #13 pc 0000000000053b58
/data/app/org.hapjs.mockup-p8e0E5lxR7_KO_oGkm6tOw==/oat/arm64/base.odex
(offset 0x33000)
```
On Sunday, June 14, 2020 at 9:23:55 PM UTC+8 techni...@gmail.com wrote:
> This is debug build, on release build, I am getting null pointer reference
> on `(void)f->Call(context, Undefined(isolate), 3, args);` this line, but f
> is not nullpointer as I debug.
>
> On Sunday, June 14, 2020 at 9:20:36 PM UTC+8 techni...@gmail.com wrote:
>
>> I am implementing a PromiseRejection hook for android. But when I upgrade
>> to v8 8.3. It crashes.
>>
>> logcat
>>
>> ```console
>> 2020-06-14 21:14:12.690 28467-28517/org.hapjs.mockup E/v8: #
>> # Fatal error in ../../src/debug/debug.cc, line 2204
>> #
>> 2020-06-14 21:14:12.690 28467-28517/org.hapjs.mockup E/v8: Debug check
>> failed: isolate_->has_pending_exception().
>> ```
>>
>> ```cpp
>> void handle(PromiseRejectMessage message) {
>> auto promise = message.GetPromise();
>> auto event = message.GetEvent();
>> auto value = message.GetValue();
>>
>> Isolate* isolate = promise->GetIsolate();
>> Local<Context> context = isolate->GetCurrentContext();
>> Local<String> quickApp =
>> String::NewFromUtf8(isolate, "QuickApp", NewStringType::kNormal)
>> .ToLocalChecked();
>> Local<String> p =
>> String::NewFromUtf8(isolate, "unhandledrejection", NewStringType::kNormal)
>> .ToLocalChecked();
>> v8::Local<v8::Object> global =
>> context->Global()->GetPrototype().As<v8::Object>();
>>
>> v8::Local<v8::Value> quickAppGlobalMaybe;
>> (void)global->Get(context, quickApp).ToLocal(&quickAppGlobalMaybe);
>> if (quickAppGlobalMaybe.IsEmpty() || !quickAppGlobalMaybe->IsObject()) {
>> return;
>> }
>>
>> Local<v8::Object> quickAppGlobal = quickAppGlobalMaybe.As<Object>();
>>
>> v8::Local<v8::Value> rejectFunc;
>> (void)quickAppGlobal->Get(context, p).ToLocal(&rejectFunc);
>>
>> if (rejectFunc->IsFunction()) {
>> Local<Function> f = rejectFunc.As<Function>();
>> Local<Value> type = Number::New(isolate, event);
>> Local<Value> args[] = {type, promise, value};
>>
>> // See https://github.com/nodejs/node/pull/29513
>> if(value.IsEmpty()){
>> value = v8::Undefined(isolate);
>> }
>> v8::TryCatch try_catch(isolate);
>> (void)f->Call(context, Undefined(isolate), 3, args);
>> if (try_catch.HasCaught() && !try_catch.HasTerminated()) {
>> fprintf(stderr, "Exception in PromiseRejectCallback:\n");
>> }
>> }
>> }
>> ```
>>
>> Anyone can help me on this one, thanks.
>>
>>
--
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