So I was using my bot but since it didn't respond, I decided to check why it was offline. I opened up my code and I found this error in the console. I just wanna know what it means. Here :
<--- Last few GCs --->
[880:0x4b70e20] 26014144 ms: Mark-sweep 234.2 (257.5) -> 234.2 (257.8) MB, 2824.5 / 0.0 ms (average mu = 0.148, current mu = 0.008) allocation failure scavenge might not succeed
[880:0x4b70e20] 26017038 ms: Mark-sweep 234.6 (257.8) -> 234.5 (257.8) MB, 2888.0 / 0.0 ms (average mu = 0.081, current mu = 0.002) allocation failure scavenge might not succeed
<--- JS stacktrace --->
==== JS stack trace =========================================
Security context: 0x1f02f9e808d1 <JSObject>
0: builtin exit frame: parse(this=0x1f02f9e9ee79 <Object map = 0x1cdd4fa03639>,0x15196d9c0119 <Very long string[8081560]>,0x1f02f9e9ee79 <Object map = 0x1cdd4fa03639>)
1: onMessage [0x118b705220e9] [/home/runner/New-Neptune/node_modules/discord.js/src/client/websocket/WebSocketShard.js:~278] [pc=0x2bb58926f89e](this=0x3f8662a33761 <EventEmitter map = 0x2d550d1ce3a9>,0x1166c1f7f291 <Even...
FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaScript heap out of memory
1: 0xa1a640 node::Abort() [node]
2: 0xa1aa4c node::OnFatalError(char const*, char const*) [node]
3: 0xb9a68e v8::Utils::ReportOOMFailure(v8::internal::Isolate*, char const*, bool) [node]
4: 0xb9aa09 v8::internal::V8::FatalProcessOutOfMemory(v8::internal::Isolate*, char const*, bool) [node]
5: 0xd57c85 [node]
6: 0xd58316 v8::internal::Heap::RecomputeLimits(v8::internal::GarbageCollector) [node]
7: 0xd64bd5 v8::internal::Heap::PerformGarbageCollection(v8::internal::GarbageCollector, v8::GCCallbackFlags) [node]
8: 0xd65a85 v8::internal::Heap::CollectGarbage(v8::internal::AllocationSpace, v8::internal::GarbageCollectionReason, v8::GCCallbackFlags) [node]
9: 0xd6853c v8::internal::Heap::AllocateRawWithRetryOrFail(int, v8::internal::AllocationType, v8::internal::AllocationOrigin, v8::internal::AllocationAlignment) [node]
10: 0xd363dc v8::internal::Factory::NewRawOneByteString(int, v8::internal::AllocationType) [node]
11: 0xe4561b v8::internal::JsonParser<unsigned short>::MakeString(v8::internal::JsonString const&, v8::internal::Handle<v8::internal::String>) [node]
12: 0xe47e9e v8::internal::JsonParser<unsigned short>::ParseJsonValue() [node]
13: 0xe486af v8::internal::JsonParser<unsigned short>::ParseJson() [node]
14: 0xc4bc05 v8::internal::Builtin_JsonParse(int, unsigned long*, v8::internal::Isolate*) [node]
15: 0x140df99 [node]
JavaScript heap out of memory
It ran out of memory.
Without seeing your code, it's impossible to say why in particular, but seeing Builtin_JsonParse in the stack means it was probably parsing a big JSON response from somewhere.