引发异常：'；System.Net.WebException'；在visual studio中的System.dll中

我使用的是Visual Studio和dotnet 4.6.1版。我的代码正在接受来自Azure事件中心的数据。代码运行良好，从event hub接收数据，但现在我得到了与此相关的多个异常。我没有对代码做任何更改。是的，有可能在浏览器中设置更改。我得到以下例外情况。请给我建议解决办法

提前谢谢

Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in mscorlib.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in mscorlib.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in mscorlib.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in mscorlib.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in mscorlib.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in mscorlib.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in mscorlib.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in mscorlib.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in System.dll
Exception thrown: 'System.Net.WebException' in Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in 
Microsoft.WindowsAzure.Storage.dll
Exception thrown: 'Microsoft.WindowsAzure.Storage.StorageException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
The thread 0x3898 has exited with code 0 (0x0).
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
The thread 0xe54 has exited with code 0 (0x0).
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
The thread 0x3fcc has exited with code 0 (0x0).
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
The thread 0x2648 has exited with code 0 (0x0).
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
The thread 0x2e94 has exited with code 0 (0x0).
The thread 0x4564 has exited with code 0 (0x0).
Exception thrown: 'System.Net.Sockets.SocketException' in System.dll
Exception thrown: 'System.IO.IOException' in System.dll
Exception thrown: 'System.IO.IOException' in System.dll
Exception thrown: 'System.IO.IOException' in System.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
The thread 0x3f20 has exited with code 0 (0x0).
Exception thrown: 'Microsoft.ServiceBus.Messaging.Amqp.AmqpException' in Microsoft.ServiceBus.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
The thread 0x10d8 has exited with code 0 (0x0).
The thread 0x4738 has exited with code 0 (0x0).
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
The thread 0xf10 has exited with code 0 (0x0).
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
The thread 0x4584 has exited with code 0 (0x0).
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
The thread 0x3d58 has exited with code 0 (0x0).
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll
Exception thrown: 'System.ArgumentException' in mscorlib.dll