👁‍🗨 Error: The certification authority is invalid or incorrect.

uwp api ; uwp client ; httpclient ;

Error: The certification authority is invalid or incorrect.

26.06.2018 (👁7341)

The error comes when testing a local Api connection with a HttpClient

System.Net.Http.HttpRequestException

HResult=0x80072F0D

Message=An error occurred while sending the request.

Source=System.Net.Http

StackTrace:

at System.Net.Http.HttpClientHandler.<SendAsync>d__86.MoveNext()

at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)

at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)

at System.Net.Http.HttpClient.<FinishSendAsync>d__58.MoveNext()

at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)

at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)

at System.Net.Http.HttpClient.<GetContentAsync>d__32`1.MoveNext()

at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)

at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)

at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()

at api01.MainPage.<read_API_Data>d__2.MoveNext() in C:\_Daten\Desktop\VS_Projects\UWP\api01\api01\MainPage.xaml.cs:line 37

Inner Exception 1:

COMException: Der Text zu diesem Fehlercode wurde nicht gefunden.

Die Zertifizierungsstelle ist ungültig oder fehlerhaft.

Solution:

On the localserver can not be tested with https: // but only with http: // without SSL Secure Socket Layer

UWP, Asp.Net Core with SSL