title: Called with null table in Swift
body: <p>I am getting some odd looking errors after a crash on my app, after the crash Xcode presented a pop up saying <code>app quit unexpectedly</code> with the following messages in the console:</p>
  <pre><code>2021-11-11 11:08:59.305895-0600 [9423:1165548] [] __nwlog_err_simulate_crash simulate crash already simulated &quot;nw_hash_table_apply called with null table&quot;
  2021-11-11 11:08:59.306403-0600 [9423:1165548] [] nw_hash_table_apply called with null table, dumping backtrace:
          [arm64] libnetcore-2736.12.1
      0   libnetwork.dylib                    0x0000000182b599c0 __nw_create_backtrace_string + 120
      1   libnetwork.dylib                    0x00000001822d387c nw_hash_table_apply + 2808
      2   libnetwork.dylib                    0x000000018285b1e4 D810C689-1339-3FC6-96E8-196B9901E4DC + 6300132
      3   libnetwork.dylib                    0x0000000182858cc0 D810C689-1339-3FC6-96E8-196B9901E4DC + 6290624
      4   CFNetwork                           0x0000000182004ff4 _CFURLStorageSessionCopyIdentifier + 20652
      5   libnetwork.dylib                    0x00000001823f8da4 D810C689-1339-3FC6-96E8-196B9901E4DC + 1703332
      6   libdispatch.dylib                   0x000000010adb0a20 _dispatch_call_block_and_release + 32
      7   libdispatch.dylib                   0x000000010adb2700 _dispatch_client_callout + 20
      8   libdispatch.dylib                   0x000000010adbce34 _dispatch_workloop_invoke + 2960
      9   libdispatch.dylib                   0x000000010adc7fa0 _dispatch_workloop_worker_thread + 916
      10  libsystem_pthread.dylib             0x00000001f114d1b0 _pthread_wqthread + 288
      11  libsystem_pthread.dylib 
  </code></pre>
  <p>And:</p>
  <pre><code>2021-11-11 11:09:25.449348-0600 [9423:1165132] [connection] nw_read_request_report [C4] Receive failed with error &quot;Software caused connection abort&quot;
  </code></pre>
  <p>Not really sure what this means and what's causing it, I also couldn't find any good info on it.</p>