[iOS] Crash in RCTWebSocketModule didFailWithError

[bertrandgressier]

I reopen this issue #28278

Description

We're seeing some crashes in our Crashlytics dashboard with the following error:

Fatal Exception: NSInvalidArgumentException
*** -[__NSPlaceholderDictionary initWithObjects:forKeys:count:]: attempt to insert nil object from objects[0]

coming from

RCTWebSocketModule.m
-[RCTWebSocketModule webSocket:didFailWithError:]

React Native version:

0.62.2

Steps To Reproduce

WebSocket errors

Expected Results

The app should not crash.

this person #28278 (comment) suggested a fix for this issue

Fatal Exception: NSInvalidArgumentException
0  CoreFoundation                 0x1a1571344 (Manquant)
1  libobjc.A.dylib                0x1a1286cc0 (Manquant)
2  CoreFoundation                 0x1a15ca550 (Manquant)
3  CoreFoundation                 0x1a15d44c8 (Manquant)
4  CoreFoundation                 0x1a1458944 (Manquant)
5  CoreFoundation                 0x1a144a1c4 (Manquant)
6  gotoconnect                    0x10010b874 -[RCTWebSocketModule webSocket:didFailWithError:] + 175 (RCTWebSocketModule.mm:175)
7  gotoconnect                    0x100638a3c __33-[RCTSRWebSocket _failWithError:]_block_invoke_2 + 619 (RCTSRWebSocket.m:619)
8  libdispatch.dylib              0x1a1212134 (Manquant)
9  libdispatch.dylib              0x1a12135ac (Manquant)
10 libdispatch.dylib              0x1a121f7d4 (Manquant)
11 CoreFoundation                 0x1a14ec8d4 (Manquant)
12 CoreFoundation                 0x1a14e758c (Manquant)
13 CoreFoundation                 0x1a14e6bc8 (Manquant)
14 GraphicsServices               0x1ab8c85cc (Manquant)
15 UIKitCore                      0x1a5699744 (Manquant)
16 gotoconnect                    0x1000d6d04 main + 28 (AppDelegate.swift:28)
17 libdyld.dylib                  0x1a1363384 (Manquant)

[chrisglein]

@bertrandgressier Sounds like you have a patch available through the original bug, and it seems pretty localized. Why not submit a PR with that fix?

[stale]

Hey there, it looks like there has been no activity on this issue recently. Has the issue been fixed, or does it still require the community's attention? This issue may be closed if no further activity occurs. You may also label this issue as a "Discussion" or add it to the "Backlog" and I will leave it open. Thank you for your contributions.

[github-actions]

This issue was closed because it has been stalled for 7 days with no activity.