我对Mvvmcross和Xamarin很新。所以我正在制作一个展示图像的示例应用程序。现在，我发现很少有关于如何使用MvxImageView显示图像的教程，但是我要显示的网址中的图像给了我一个错误。 这是完整的错误堆栈：
07-26 00:35:07.531 D/Mono (25755): Config attempting to parse: 'System.Core.dll.config'.
07-26 00:35:07.531 D/Mono (25755): Config attempting to parse: '/usr/local/etc/mono/assemblies/System.Core/System.Core.config'.
07-26 00:35:07.531 W/Mono (25755): The request to load the assembly System.Core v4.0.0.0 was remapped to v2.0.5.0
07-26 00:35:07.531 D/Mono (25755): Unloading image System.Core.dll [0x96327100].
07-26 00:35:07.536 D/Mono (25755): Image addref System.Core[0x961f25a0] -> System.Core.dll[0x9b95a000]: 48
07-26 00:35:07.536 D/Mono (25755): Config attempting to parse: 'System.Core.dll.config'.
07-26 00:35:07.536 D/Mono (25755): Config attempting to parse: '/usr/local/etc/mono/assemblies/System.Core/System.Core.config'.
07-26 00:35:07.936 I/mvx (25755): 169.72 failed to download image https://www.ups.com/rms/image?id=B353E802-8D20-4D4F-B5BA-132D19C9ED24 : WebException: Max. redirections exceeded.
07-26 00:35:07.936 I/mvx (25755): at System.Net.HttpWebRequest.EndGetResponse (System.IAsyncResult asyncResult) [0x00058] in <a547bd0d78184f26ab08d022f013c1e1>:0
07-26 00:35:07.936 I/mvx (25755): at MvvmCross.Plugins.DownloadCache.MvxFileDownloadRequest.ProcessResponse (System.Net.WebRequest request, System.IAsyncResult result) [0x00017] in D:\git\MvvmCross-Plugins2\DownloadCache\MvvmCross.Plugins.DownloadCache\MvxFileDownloadRequest.cs:55
07-26 00:35:07.936 I/mvx (25755): --- End of stack trace from previous location where exception was thrown ---
07-26 00:35:07.936 I/mvx (25755): at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw () [0x0000c] in <3fd174ff54b146228c505f23cf75ce71>:0
07-26 00:35:07.936 I/mvx (25755): at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Threading.Tasks.Task task) [0x0003e] in <3fd174ff54b146228c505f23cf75ce71>:0
07-26 00:35:07.936 I/mvx (25755): at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Threading.Tasks.Task task) [0x00028] in <3fd174ff54b146228c505f23cf75ce71>:0
07-26 00:35:07.936 I/mvx (25755): at System.Runtime.CompilerServices.TaskAwaiter.ValidateEnd (System.Threading.Tasks.Task task) [0x00008] in <3fd174ff54b146228c505f23cf75ce71>:0
07-26 00:35:07.936 I/mvx (25755): at System.Runtime.CompilerServices.ConfiguredTaskAwaitable`1+ConfiguredTaskAwaiter[TResult].GetResult () [0x00000] in <3fd174ff54b146228c505f23cf75ce71>:0
07-26 00:35:07.936 I/mvx (25755): at MvvmCross.Plugins.DownloadCache.MvxDynamicImageHelper`1+<RequestImageAsync>d__29[T].MoveNext () [0x001c8] in D:\git\MvvmCross-Plugins2\DownloadCache\MvvmCross.Plugins.DownloadCache\MvxDynamicImageHelper.cs:137
[0:] mvx:Diagnostic:169.72 failed to download image https://www.ups.com/rms/image?id=B353E802-8D20-4D4F-B5BA-132D19C9ED24 : WebException: Max. redirections exceeded.
at System.Net.HttpWebRequest.EndGetResponse (System.IAsyncResult asyncResult) [0x00058] in <a547bd0d78184f26ab08d022f013c1e1>:0
at MvvmCross.Plugins.DownloadCache.MvxFileDownloadRequest.ProcessResponse (System.Net.WebRequest request, System.IAsyncResult result) [0x00017] in D:\git\MvvmCross-Plugins2\DownloadCache\MvvmCross.Plugins.DownloadCache\MvxFileDownloadRequest.cs:55
有人可以帮助我理解为什么我会收到此错误。谢谢!!