/ Pages / Error.cshtml
Error.cshtml
 1  @page
 2  @model ErrorModel
 3  @{
 4      ViewData["Title"] = "Error";
 5  }
 6  
 7  <h1 class="text-danger">Error.</h1>
 8  <h2 class="text-danger">An error occurred while processing your request.</h2>
 9  
10  @if (Model.ShowRequestId)
11  {
12      <p>
13          <strong>Request ID:</strong> <code>@Model.RequestId</code>
14      </p>
15  }
16  
17  <h3>Development Mode</h3>
18  <p>
19      Swapping to the <strong>Development</strong> environment displays detailed information about the error that occurred.
20  </p>
21  <p>
22      <strong>The Development environment shouldn't be enabled for deployed applications.</strong>
23      It can result in displaying sensitive information from exceptions to end users.
24      For local debugging, enable the <strong>Development</strong> environment by setting the <strong>ASPNETCORE_ENVIRONMENT</strong> environment variable to <strong>Development</strong>
25      and restarting the app.
26  </p>