Startup Error: Retry failed after 4 tries. Retry settings can be adjusted in ClientOptions.Retry or by configuring a custom retry policy in ClientOptions.RetryPolicy. (No such host is known. (isd-dev.vault.azure.net:443)) (No such host is known. (isd-dev.vault.azure.net:443)) (No such host is known. (isd-dev.vault.azure.net:443)) (No such host is known. (isd-dev.vault.azure.net:443)) | Inner: No such host is known. (isd-dev.vault.azure.net:443) | StackTrace:    at Azure.Core.Pipeline.RetryPolicy.ProcessAsync(HttpMessage message, ReadOnlyMemory`1 pipeline, Boolean async)
   at Azure.Core.Pipeline.TaskExtensions.EnsureCompleted(ValueTask task)
   at Azure.Core.Pipeline.RetryPolicy.Process(HttpMessage message, ReadOnlyMemory`1 pipeline)
   at Azure.Core.Pipeline.HttpPipelinePolicy.ProcessNext(HttpMessage message, ReadOnlyMemory`1 pipeline)
   at Azure.Core.Pipeline.HttpPipelineSynchronousPolicy.Process(HttpMessage message, ReadOnlyMemory`1 pipeline)
   at Azure.Core.Pipeline.HttpPipelinePolicy.ProcessNext(HttpMessage message, ReadOnlyMemory`1 pipeline)
   at Azure.Core.Pipeline.HttpPipelineSynchronousPolicy.Process(HttpMessage message, ReadOnlyMemory`1 pipeline)
   at Azure.Core.Pipeline.HttpPipelinePolicy.ProcessNext(HttpMessage message, ReadOnlyMemory`1 pipeline)
   at Azure.Core.Pipeline.HttpPipelineSynchronousPolicy.Process(HttpMessage message, ReadOnlyMemory`1 pipeline)
   at Azure.Core.Pipeline.HttpPipeline.Send(HttpMessage message, CancellationToken cancellationToken)
   at Azure.Core.Pipeline.HttpPipeline.SendRequest(Request request, CancellationToken cancellationToken)
   at Azure.Security.KeyVault.KeyVaultPipeline.SendRequest(Request request, CancellationToken cancellationToken)
   at Azure.Security.KeyVault.KeyVaultPipeline.GetPage[T](Uri firstPageUri, String nextLink, Func`1 itemFactory, String operationName, CancellationToken cancellationToken)
   at Azure.Security.KeyVault.Secrets.SecretClient.<>c__DisplayClass15_0.<GetPropertiesOfSecrets>b__0(String nextLink)
   at Azure.Core.PageResponseEnumerator.<>c__DisplayClass0_0`1.<CreateEnumerable>b__0(String continuationToken, Nullable`1 pageSizeHint)
   at Azure.Core.PageResponseEnumerator.FuncPageable`1.AsPages(String continuationToken, Nullable`1 pageSizeHint)+MoveNext()
   at Azure.Pageable`1.GetEnumerator()+MoveNext()
   at Azure.Extensions.AspNetCore.Configuration.Secrets.AzureKeyVaultConfigurationProvider.Load()
   at Microsoft.Extensions.Configuration.ConfigurationManager.AddSource(IConfigurationSource source)
   at Microsoft.Extensions.Configuration.ConfigurationManager.Microsoft.Extensions.Configuration.IConfigurationBuilder.Add(IConfigurationSource source)
   at Microsoft.Extensions.Configuration.AzureKeyVaultConfigurationExtensions.AddAzureKeyVault(IConfigurationBuilder configurationBuilder, SecretClient client, AzureKeyVaultConfigurationOptions options)
   at Microsoft.Extensions.Configuration.AzureKeyVaultConfigurationExtensions.AddAzureKeyVault(IConfigurationBuilder configurationBuilder, Uri vaultUri, TokenCredential credential, KeyVaultSecretManager manager)
   at Microsoft.Extensions.Configuration.AzureKeyVaultConfigurationExtensions.AddAzureKeyVault(IConfigurationBuilder configurationBuilder, Uri vaultUri, TokenCredential credential)
   at Program.<Main>$(String[] args) in C:\Bitbucket\servicedesk\IServiceDesk.API\Program.cs:line 31