Failed Jobs

Enqueued 2 / 4 Scheduled 17 Processing 2 Succeeded 348,394 Failed 13,636 Deleted 704 Awaiting 0

Failed jobs do not become expired to allow you to re-queue them without any time pressure. You should re-queue or delete them manually, or apply AutomaticRetry(OnAttemptsExceeded = AttemptsExceededAction.Delete) attribute to delete them automatically.

Id	Job	Failed
#73552	ICommitProjectUpdateTo3E.Run An exception occurred during performance of the job. Fewer details...	10/15/2023 9:13:00 PM
#73552	System.Net.Http.HttpRequestException Request failed with status code InternalServerError System.Net.Http.HttpRequestException: Request failed with status code InternalServerError at AG.A1.Scheduler.Project.Application.Features.ExportProjectUpdate.Commands.CommitProjectUpdateTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Project.Application\Features\ExportProjectUpdate\Commands\CommitProjectUpdateTo3ECommandHandler.cs:line 96 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73550	IOfflineTimeCommitTo3ECommandHandler.Run An exception occurred during performance of the job. More details...	10/15/2023 9:20:49 PM
#73550	System.NullReferenceException Object reference not set to an instance of an object. System.NullReferenceException: Object reference not set to an instance of an object. at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.SendBulkTimeEntriesTo3E(IEnumerable`1 timeEntries, PerformContext performContext) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 306 at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 69 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73546	ICommitProjectUpdateTo3E.Run An exception occurred during performance of the job. More details...	10/15/2023 8:52:14 PM
#73546	System.Net.Http.HttpRequestException Request failed with status code InternalServerError System.Net.Http.HttpRequestException: Request failed with status code InternalServerError at AG.A1.Scheduler.Project.Application.Features.ExportProjectUpdate.Commands.CommitProjectUpdateTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Project.Application\Features\ExportProjectUpdate\Commands\CommitProjectUpdateTo3ECommandHandler.cs:line 96 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73538	ICommitProjectUpdateTo3E.Run Can not change the state to 'Processing': target method was not found. More details...	10/15/2023 8:35:27 PM
#73538	System.IO.FileNotFoundException Could not load file or assembly 'AG.A1.Scheduler.Project.Contracts, Culture=neutral, PublicKeyToken=null'. The system cannot find the file specified. System.IO.FileNotFoundException: Could not load file or assembly 'AG.A1.Scheduler.Project.Contracts, Culture=neutral, PublicKeyToken=null'. The system cannot find the file specified. File name: 'AG.A1.Scheduler.Project.Contracts, Culture=neutral, PublicKeyToken=null' at System.Reflection.RuntimeAssembly.InternalLoad(ObjectHandleOnStack assemblyName, ObjectHandleOnStack requestingAssembly, StackCrawlMarkHandle stackMark, Boolean throwOnFileNotFound, ObjectHandleOnStack assemblyLoadContext, ObjectHandleOnStack retAssembly) at System.Reflection.Assembly.Load(AssemblyName assemblyRef) at Hangfire.Common.TypeHelper.AssemblyResolver(String assemblyString) at System.Collections.Concurrent.ConcurrentDictionary`2.GetOrAdd(TKey key, Func`2 valueFactory) at System.TypeNameParser.ResolveAssembly(String asmName, Func`2 assemblyResolver, Boolean throwOnError, StackCrawlMark& stackMark) at System.TypeNameParser.ConstructType(Func`2 assemblyResolver, Func`4 typeResolver, Boolean throwOnError, Boolean ignoreCase, StackCrawlMark& stackMark) at System.TypeNameParser.GetType(String typeName, Func`2 assemblyResolver, Func`4 typeResolver, Boolean throwOnError, Boolean ignoreCase, StackCrawlMark& stackMark) at System.Type.GetType(String typeName, Func`2 assemblyResolver, Func`4 typeResolver, Boolean throwOnError) at Hangfire.Common.TypeHelper.DefaultTypeResolver(String typeName) at Hangfire.Storage.InvocationData.DeserializeJob()
#73537	IOfflineTimeCommitTo3ECommandHandler.Run An exception occurred during performance of the job. More details...	10/15/2023 8:47:49 PM
#73537	System.NullReferenceException Object reference not set to an instance of an object. System.NullReferenceException: Object reference not set to an instance of an object. at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.SendBulkTimeEntriesTo3E(IEnumerable`1 timeEntries, PerformContext performContext) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 306 at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 69 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73532	ICommitProjectUpdateTo3E.Run An exception occurred during performance of the job. More details...	10/15/2023 8:08:41 PM
#73532	System.Net.Http.HttpRequestException Request failed with status code InternalServerError System.Net.Http.HttpRequestException: Request failed with status code InternalServerError at AG.A1.Scheduler.Project.Application.Features.ExportProjectUpdate.Commands.CommitProjectUpdateTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Project.Application\Features\ExportProjectUpdate\Commands\CommitProjectUpdateTo3ECommandHandler.cs:line 96 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73528	IOfflineTimeCommitTo3ECommandHandler.Run An exception occurred during performance of the job. More details...	10/15/2023 8:17:00 PM
#73528	System.NullReferenceException Object reference not set to an instance of an object. System.NullReferenceException: Object reference not set to an instance of an object. at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.SendBulkTimeEntriesTo3E(IEnumerable`1 timeEntries, PerformContext performContext) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 306 at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 69 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73525	ICommitProjectUpdateTo3E.Run An exception occurred during performance of the job. More details...	10/15/2023 7:52:55 PM
#73525	System.Net.Http.HttpRequestException Request failed with status code InternalServerError System.Net.Http.HttpRequestException: Request failed with status code InternalServerError at AG.A1.Scheduler.Project.Application.Features.ExportProjectUpdate.Commands.CommitProjectUpdateTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Project.Application\Features\ExportProjectUpdate\Commands\CommitProjectUpdateTo3ECommandHandler.cs:line 96 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73516	ICommitProjectUpdateTo3E.Run Can not change the state to 'Processing': target method was not found. More details...	10/15/2023 7:28:24 PM
#73516	System.IO.FileNotFoundException Could not load file or assembly 'AG.A1.Scheduler.Project.Contracts, Culture=neutral, PublicKeyToken=null'. The system cannot find the file specified. System.IO.FileNotFoundException: Could not load file or assembly 'AG.A1.Scheduler.Project.Contracts, Culture=neutral, PublicKeyToken=null'. The system cannot find the file specified. File name: 'AG.A1.Scheduler.Project.Contracts, Culture=neutral, PublicKeyToken=null' at System.Reflection.RuntimeAssembly.InternalLoad(ObjectHandleOnStack assemblyName, ObjectHandleOnStack requestingAssembly, StackCrawlMarkHandle stackMark, Boolean throwOnFileNotFound, ObjectHandleOnStack assemblyLoadContext, ObjectHandleOnStack retAssembly) at System.Reflection.Assembly.Load(AssemblyName assemblyRef) at Hangfire.Common.TypeHelper.AssemblyResolver(String assemblyString) at System.Collections.Concurrent.ConcurrentDictionary`2.GetOrAdd(TKey key, Func`2 valueFactory) at System.TypeNameParser.ResolveAssembly(String asmName, Func`2 assemblyResolver, Boolean throwOnError, StackCrawlMark& stackMark) at System.TypeNameParser.ConstructType(Func`2 assemblyResolver, Func`4 typeResolver, Boolean throwOnError, Boolean ignoreCase, StackCrawlMark& stackMark) at System.TypeNameParser.GetType(String typeName, Func`2 assemblyResolver, Func`4 typeResolver, Boolean throwOnError, Boolean ignoreCase, StackCrawlMark& stackMark) at System.Type.GetType(String typeName, Func`2 assemblyResolver, Func`4 typeResolver, Boolean throwOnError) at Hangfire.Common.TypeHelper.DefaultTypeResolver(String typeName) at Hangfire.Storage.InvocationData.DeserializeJob()
#73515	IOfflineTimeCommitTo3ECommandHandler.Run An exception occurred during performance of the job. More details...	10/15/2023 7:51:30 PM
#73515	System.NullReferenceException Object reference not set to an instance of an object. System.NullReferenceException: Object reference not set to an instance of an object. at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.SendBulkTimeEntriesTo3E(IEnumerable`1 timeEntries, PerformContext performContext) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 306 at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 69 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73510	ICommitProjectUpdateTo3E.Run An exception occurred during performance of the job. More details...	10/15/2023 7:14:53 PM
#73510	System.Net.Http.HttpRequestException Request failed with status code InternalServerError System.Net.Http.HttpRequestException: Request failed with status code InternalServerError at AG.A1.Scheduler.Project.Application.Features.ExportProjectUpdate.Commands.CommitProjectUpdateTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Project.Application\Features\ExportProjectUpdate\Commands\CommitProjectUpdateTo3ECommandHandler.cs:line 96 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73506	IOfflineTimeCommitTo3ECommandHandler.Run An exception occurred during performance of the job. More details...	10/15/2023 7:17:42 PM
#73506	System.NullReferenceException Object reference not set to an instance of an object. System.NullReferenceException: Object reference not set to an instance of an object. at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.SendBulkTimeEntriesTo3E(IEnumerable`1 timeEntries, PerformContext performContext) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 306 at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 69 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73503	ICommitProjectUpdateTo3E.Run An exception occurred during performance of the job. More details...	10/15/2023 6:56:53 PM
#73503	System.Net.Http.HttpRequestException Request failed with status code InternalServerError System.Net.Http.HttpRequestException: Request failed with status code InternalServerError at AG.A1.Scheduler.Project.Application.Features.ExportProjectUpdate.Commands.CommitProjectUpdateTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Project.Application\Features\ExportProjectUpdate\Commands\CommitProjectUpdateTo3ECommandHandler.cs:line 96 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73495	ICommitProjectUpdateTo3E.Run Can not change the state to 'Processing': target method was not found. More details...	10/15/2023 6:30:35 PM
#73495	System.IO.FileNotFoundException Could not load file or assembly 'AG.A1.Scheduler.Project.Contracts, Culture=neutral, PublicKeyToken=null'. The system cannot find the file specified. System.IO.FileNotFoundException: Could not load file or assembly 'AG.A1.Scheduler.Project.Contracts, Culture=neutral, PublicKeyToken=null'. The system cannot find the file specified. File name: 'AG.A1.Scheduler.Project.Contracts, Culture=neutral, PublicKeyToken=null' at System.Reflection.RuntimeAssembly.InternalLoad(ObjectHandleOnStack assemblyName, ObjectHandleOnStack requestingAssembly, StackCrawlMarkHandle stackMark, Boolean throwOnFileNotFound, ObjectHandleOnStack assemblyLoadContext, ObjectHandleOnStack retAssembly) at System.Reflection.Assembly.Load(AssemblyName assemblyRef) at Hangfire.Common.TypeHelper.AssemblyResolver(String assemblyString) at System.Collections.Concurrent.ConcurrentDictionary`2.GetOrAdd(TKey key, Func`2 valueFactory) at System.TypeNameParser.ResolveAssembly(String asmName, Func`2 assemblyResolver, Boolean throwOnError, StackCrawlMark& stackMark) at System.TypeNameParser.ConstructType(Func`2 assemblyResolver, Func`4 typeResolver, Boolean throwOnError, Boolean ignoreCase, StackCrawlMark& stackMark) at System.TypeNameParser.GetType(String typeName, Func`2 assemblyResolver, Func`4 typeResolver, Boolean throwOnError, Boolean ignoreCase, StackCrawlMark& stackMark) at System.Type.GetType(String typeName, Func`2 assemblyResolver, Func`4 typeResolver, Boolean throwOnError) at Hangfire.Common.TypeHelper.DefaultTypeResolver(String typeName) at Hangfire.Storage.InvocationData.DeserializeJob()
#73494	IOfflineTimeCommitTo3ECommandHandler.Run An exception occurred during performance of the job. More details...	10/15/2023 6:43:25 PM
#73494	System.NullReferenceException Object reference not set to an instance of an object. System.NullReferenceException: Object reference not set to an instance of an object. at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.SendBulkTimeEntriesTo3E(IEnumerable`1 timeEntries, PerformContext performContext) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 306 at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 69 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73489	ICommitProjectUpdateTo3E.Run An exception occurred during performance of the job. More details...	10/15/2023 6:11:04 PM
#73489	System.Net.Http.HttpRequestException Request failed with status code InternalServerError System.Net.Http.HttpRequestException: Request failed with status code InternalServerError at AG.A1.Scheduler.Project.Application.Features.ExportProjectUpdate.Commands.CommitProjectUpdateTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Project.Application\Features\ExportProjectUpdate\Commands\CommitProjectUpdateTo3ECommandHandler.cs:line 96 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73485	IOfflineTimeCommitTo3ECommandHandler.Run An exception occurred during performance of the job. More details...	10/15/2023 6:19:55 PM
#73485	System.NullReferenceException Object reference not set to an instance of an object. System.NullReferenceException: Object reference not set to an instance of an object. at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.SendBulkTimeEntriesTo3E(IEnumerable`1 timeEntries, PerformContext performContext) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 306 at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 69 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73482	ICommitProjectUpdateTo3E.Run An exception occurred during performance of the job. More details...	10/15/2023 5:55:48 PM
#73482	System.Net.Http.HttpRequestException Request failed with status code InternalServerError System.Net.Http.HttpRequestException: Request failed with status code InternalServerError at AG.A1.Scheduler.Project.Application.Features.ExportProjectUpdate.Commands.CommitProjectUpdateTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Project.Application\Features\ExportProjectUpdate\Commands\CommitProjectUpdateTo3ECommandHandler.cs:line 96 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73473	IOfflineTimeCommitTo3ECommandHandler.Run An exception occurred during performance of the job. More details...	10/15/2023 5:50:23 PM
#73473	System.NullReferenceException Object reference not set to an instance of an object. System.NullReferenceException: Object reference not set to an instance of an object. at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.SendBulkTimeEntriesTo3E(IEnumerable`1 timeEntries, PerformContext performContext) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 306 at AG.A1.Scheduler.Billing.Application.Features.CommitTimeTo3E.Commands.OfflineTimeCommitTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Billing.Application\Features\CommitTimeTo3E\Commands\OfflineTimeCommitTo3ECommandHandler.cs:line 69 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
#73474	ICommitProjectUpdateTo3E.Run An exception occurred during performance of the job. More details...	10/15/2023 5:38:32 PM
#73474	System.Net.Http.HttpRequestException Request failed with status code InternalServerError System.Net.Http.HttpRequestException: Request failed with status code InternalServerError at AG.A1.Scheduler.Project.Application.Features.ExportProjectUpdate.Commands.CommitProjectUpdateTo3ECommandHandler.Run(PerformContext performContext, IJobCancellationToken cancellationToken) in C:\agent\_work\1\s\A1Solution\src-schedulers\AG.A1.Scheduler.Project.Application\Features\ExportProjectUpdate\Commands\CommitProjectUpdateTo3ECommandHandler.cs:line 96 at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)

System.Net.Http.HttpRequestException

System.NullReferenceException

System.Net.Http.HttpRequestException

System.IO.FileNotFoundException

System.NullReferenceException

System.Net.Http.HttpRequestException

System.NullReferenceException

System.Net.Http.HttpRequestException

System.IO.FileNotFoundException

System.NullReferenceException

System.Net.Http.HttpRequestException

System.NullReferenceException

System.Net.Http.HttpRequestException

System.IO.FileNotFoundException

System.NullReferenceException

System.Net.Http.HttpRequestException

System.NullReferenceException

System.Net.Http.HttpRequestException

System.NullReferenceException

System.Net.Http.HttpRequestException