[IOS CRASH] I got some crash log from about this plugin on IOS.

[bladeofgod]

Describe the bug I just found some crash-log report about this plugin.

To Reproduce sorry, i got log just have few details, so i can't reproduce it. i paste them here , if any one has encountered, plz tell me.

Expected behavior no crash, haha :)

Logs If possible, include logs that capture the issue:

[#2010 SIGSEGV](https://bugly.qq.com/v2/crash-reporting/crashes/0d92bed14c/2010?pid=2)
SEGV_ACCERR

0
background_downloader
$s21background_downloader14updateProgress4task18totalBytesExpected0fG4DoneyAA4TaskV_s5Int64VAItF + 164
1
background_downloader
$s21background_downloader14updateProgress4task18totalBytesExpected0fG4DoneyAA4TaskV_s5Int64VAItF + 160
2
background_downloader
$s21background_downloader18UrlSessionDelegateC03urlD0_12downloadTask12didWriteData17totalBytesWritten0lm10ExpectedToJ0ySo12NSURLSessionC_So0q8DownloadH0Cs5Int64VA2NtFTf4dndnnd_n + 6180
3
background_downloader
$s21background_downloader18UrlSessionDelegateC03urlD0_12downloadTask12didWriteData17totalBytesWritten0lm10ExpectedToJ0ySo12NSURLSessionC_So0q8DownloadH0Cs5Int64VA2NtFToTm + 92
4
CFNetwork
_CFURLConnectionSendSynchronousRequest + 53556
11
libsystem_pthread.dylib
__pthread_wqthread + 288

Additional context only on ios.

[781flyingdutchman]

Thanks for sharing. Looks like a concurrency issue. Can you share the version of the plugin that this error occurs in?

[bladeofgod]

Thanks for sharing. Looks like a concurrency issue. Can you share the version of the plugin that this error occurs in?

yes, it's background_downloader: ^8.5.6