Unhandled exception. System.ArgumentNullException: Value cannot be null. (Parameter 'path1')

[zhushiyo]

Unhandled exception. System.ArgumentNullException: Value cannot be null. (Parameter 'path1')
at System.ArgumentNullException.Throw(String paramName)
at System.IO.Path.Combine(String path1, String path2)
at BilibiliAutoLiver.DependencyInjection.RegisterMediaStaticFiles.UseMediaStaticFiles(WebApplication app) in F:\CSharp\Projects\BilibiliLiveTools\src\BilibiliAutoLiver\DependencyInjection\RegisterMediaStaticFiles.cs:line 18
at BilibiliAutoLiver.Program.Main(String[] args) in F:\CSharp\Projects\BilibiliLiveTools\src\BilibiliAutoLiver\Program.cs:line 111
at BilibiliAutoLiver.Program.

(String[] args)
Aborted (core dumped)

[withsalt]

1、检查一下，应用程序根目录配置文件appsettings.json在否存在
2、配置文件appsettings.json中，DataDirectory不能为空