aspnet
diff --git a/‎src/Microsoft.AspNetCore.Authentication.Core/AuthenticationService.cs‎
Lines changed: 1 addition & 1 deletion b/‎src/Microsoft.AspNetCore.Authentication.Core/AuthenticationService.cs‎
Lines changed: 1 addition & 1 deletion
@@ -66,7 +66,7 @@ public virtual async Task<AuthenticateResult> AuthenticateAsync(HttpContext cont
  }
 
  var result = await handler.AuthenticateAsync();
- if (result.Succeeded)
+ if (result?.Succeeded)
  {
  var transformed = await Transform.TransformAsync(result.Principal);
  return AuthenticateResult.Success(new AuthenticationTicket(transformed, result.Properties, result.Ticket.AuthenticationScheme));
Original file line number	Diff line number	Diff line change
`@@ -66,7 +66,7 @@ public virtual async Task<AuthenticateResult> AuthenticateAsync(HttpContext cont`
`66`	`66`	`}`
`67`	`67`
`68`	`68`	`var result = await handler.AuthenticateAsync();`
`69`		`- if (result.Succeeded)`
	`69`	`+ if (result?.Succeeded)`
`70`	`70`	`{`
`71`	`71`	`var transformed = await Transform.TransformAsync(result.Principal);`
`72`	`72`	`return AuthenticateResult.Success(new AuthenticationTicket(transformed, result.Properties, result.Ticket.AuthenticationScheme));`