{"action":"closed","issue":{"url":"https://api.github.com/repos/awslabs/aws-sdk-xamarin/issues/21","labels_url":"https://api.github.com/repos/awslabs/aws-sdk-xamarin/issues/21/labels{/name}","comments_url":"https://api.github.com/repos/awslabs/aws-sdk-xamarin/issues/21/comments","events_url":"https://api.github.com/repos/awslabs/aws-sdk-xamarin/issues/21/events","html_url":"https://github.com/awslabs/aws-sdk-xamarin/issues/21","id":67311353,"number":21,"title":"AmazonCognitoSyncClient - UpdateRecordsAsync - Unhandled Exception - The requested feature is not implemented","user":{"login":"jasonmc86","id":11868083,"avatar_url":"https://avatars.githubusercontent.com/u/11868083?v=3","gravatar_id":"","url":"https://api.github.com/users/jasonmc86","html_url":"https://github.com/jasonmc86","followers_url":"https://api.github.com/users/jasonmc86/followers","following_url":"https://api.github.com/users/jasonmc86/following{/other_user}","gists_url":"https://api.github.com/users/jasonmc86/gists{/gist_id}","starred_url":"https://api.github.com/users/jasonmc86/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jasonmc86/subscriptions","organizations_url":"https://api.github.com/users/jasonmc86/orgs","repos_url":"https://api.github.com/users/jasonmc86/repos","events_url":"https://api.github.com/users/jasonmc86/events{/privacy}","received_events_url":"https://api.github.com/users/jasonmc86/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":{"login":"tawalke","id":2299606,"avatar_url":"https://avatars.githubusercontent.com/u/2299606?v=3","gravatar_id":"","url":"https://api.github.com/users/tawalke","html_url":"https://github.com/tawalke","followers_url":"https://api.github.com/users/tawalke/followers","following_url":"https://api.github.com/users/tawalke/following{/other_user}","gists_url":"https://api.github.com/users/tawalke/gists{/gist_id}","starred_url":"https://api.github.com/users/tawalke/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tawalke/subscriptions","organizations_url":"https://api.github.com/users/tawalke/orgs","repos_url":"https://api.github.com/users/tawalke/repos","events_url":"https://api.github.com/users/tawalke/events{/privacy}","received_events_url":"https://api.github.com/users/tawalke/received_events","type":"User","site_admin":false},"milestone":null,"comments":27,"created_at":"2015-04-09T08:48:54Z","updated_at":"2015-07-28T22:27:52Z","closed_at":"2015-07-28T22:27:52Z","body":"I'm trying to write a update record request in a Portable library for aws in xamarin and i get a not implemented exception.\r\n\r\nCode: \r\n\r\nAmazon.CognitoSync.AmazonCognitoSyncClient client = new AmazonCognitoSyncClient(AuthManager.TempCreds.AccessKey, AuthManager.TempCreds.SecretKey, RegionEndpoint.USEast1);\r\n\t\t\t\r\n\t\t\tvar result = client.UpdateRecordsAsync(new UpdateRecordsRequest\r\n\t\t\t{\r\n\t\t\t\tDatasetName = \"obj\",\r\n\t\t\t\tIdentityId = AuthManager.CognitoCreds.GetCachedIdentityId(),\r\n\t\t\t\tIdentityPoolId = AuthManager.CognitoCreds.IdentityPoolId,\r\n\t\t\t\tRecordPatches = new List<RecordPatch>\r\n\t\t\t\t{\r\n\t\t\t\t\tnew RecordPatch {\r\n\t\t\t\t\t\tDeviceLastModifiedDate = DateTime.Now,\r\n\t\t\t\t\t\tKey = Guid.NewGuid().ToString(),\r\n\t\t\t\t\t\tOp = Operation.Replace,\r\n\t\t\t\t\t\tSyncCount = 0,\r\n\t\t\t\t\t\tValue = JsonConvert.SerializeObject(obj)\r\n\t\t\t\t\t}\r\n\t\t\t\t},\r\n\t\t\t\tSyncSessionToken = \"\",\r\n\t\t\t}).Result;\r\n\r\nWhat am i doing wrong to get this stack trace?\r\n\r\nSystem.AggregateException: One or more errors occurred ---> System.NotImplementedException: The requested feature is not implemented.\r\n04-09 20:39:47.810 E/mono    (  683):   at Amazon.Util.CryptoUtilFactory+CryptoUtil.ComputeHash (System.Byte[] data, HashAlgorithm algorithmName) [0x00000] in <filename unknown>:0 \r\n04-09 20:39:47.810 E/mono    (  683):   at Amazon.Util.CryptoUtilFactory+CryptoUtil.ComputeSHA256Hash (System.Byte[] data) [0x00000] in <filename unknown>:0 \r\n04-09 20:39:47.810 E/mono    (  683):   at Amazon.Runtime.Internal.Auth.AWS4Signer.SetRequestBodyHash (IRequest request) [0x00000] in <filename unknown>:0 \r\n04-09 20:39:47.810 E/mono    (  683):   at Amazon.Runtime.Internal.Auth.AWS4Signer.SignRequest (IRequest request, Amazon.Runtime.ClientConfig clientConfig, Amazon.Runtime.Internal.Util.RequestMetrics metrics, System.String awsAccessKeyId, System.String awsSecretAccessKey) [0x00000] in <filename unknown>:0 \r\n04-09 20:39:47.810 E/mono    (  683):   at Amazon.Runtime.Internal.Auth.AWS4Signer.Sign (IRequest request, Amazon.Runtime.ClientConfig clientConfig, Amazon.Runtime.Internal.Util.RequestMetrics metrics, System.String awsAccessKeyId, System.String awsSecretAccessKey) [0x00000] in <filename unknown>:0 \r\n04-09 20:39:47.810 E/mono    (  683):   at Amazon.Runtime.Internal.Signer.SignRequest (IRequestContext requestContext) [0x00000] in <filename unknown>:0 \r\n04-09 20:39:47.810 E/mono    (  683):   at Amazon.Runtime.Internal.Signer.PreInvoke (IExecutionContext executionContext) [0x00000] in <filename unknown>:0 \r\n04-09 20:39:47.810 E/mono    (  683):   at Amazon.Runtime.Internal.GenericHandler+<InvokeAsync>d__0`1[Amazon.CognitoSync.Model.UpdateRecordsResponse].MoveNext () [0x00000] in <filename unknown>:0 "}}