INFO : 2018-12-15 04:48:32Z - $SourceTag release variable does not exist, tagging source (commit 2e88bd8f5db1400905009618fe76098af1bc573c) in https://github.com/Inedo/upack.git
INFO : 2018-12-15 04:48:32Z - Deploying ChocolateyPackage artifact to working directory...
INFO : 2018-12-15 04:48:32Z - Tag 'https://github.com/Inedo/upack.git' as 'upack-2.2.3.9'...
INFO : 2018-12-15 04:48:32Z - Artifact deployed.
INFO : 2018-12-15 04:48:33Z - Pushing C:\ProgramData\BuildMaster\Temp\Service\_E322\_D0\upack.2.2.3.nupkg to https://chocolatey.org/api/v2/package/...
INFO : 2018-12-15 04:48:36Z - Tag complete.
INFO : 2018-12-15 04:48:36Z - Setting SourceTag build variable...
INFO : 2018-12-15 04:48:36Z - Variable set.
INFO : 2018-12-15 04:48:52Z - Package pushed!
INFO : 2018-12-15 04:48:52Z - Deploying upack artifact as zip file to working directory...
INFO : 2018-12-15 04:48:52Z - Artifact deployed.
INFO : 2018-12-15 04:48:52Z - Transferring C:\ProgramData\BuildMaster\Temp\Service\_E322\_D0\upack.zip to downloads/proget/upack.zip (301 KB)...
INFO : 2018-12-15 04:48:54Z - Renaming C:\ProgramData\BuildMaster\Temp\Service\_E322\_D0\upack.zip to C:\ProgramData\BuildMaster\Temp\Service\_E322\_D0\upack2.2.3.zip...
INFO : 2018-12-15 04:48:54Z - File renamed.
INFO : 2018-12-15 04:48:54Z - Transferring C:\ProgramData\BuildMaster\Temp\Service\_E322\_D0\upack2.2.3.zip to downloads/proget/upack2.2.3.zip (301 KB)...
INFO : 2018-12-15 04:48:55Z - Deploying upack artifact to working directory...
INFO : 2018-12-15 04:48:55Z - Artifact deployed.
ERROR: 2018-12-15 04:48:56Z - Unhandled exception: System.Exception: {"message":"Not Found","documentation_url":"https://developer.github.com/v3/repos/releases/#create-a-release"} ---> System.Net.WebException: The remote server returned an error: (404) Not Found.
   at System.Net.HttpWebRequest.EndGetResponse(IAsyncResult asyncResult)
   at System.Threading.Tasks.TaskFactory`1.FromAsyncCoreLogic(IAsyncResult iar, Func`2 endFunction, Action`1 endAction, Task`1 promise, Boolean requiresSynchronization)
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at Inedo.Extensions.Clients.GitHubClient.<InvokeAsync>d__35.MoveNext() in C:\InedoAgent\BuildMasterTemp\Temp\_E77211\Src\Git\GitHub.InedoExtension\Clients\GitHubClient.cs:line 261
   --- End of inner exception stack trace ---
   at Inedo.Extensions.Clients.GitHubClient.<InvokeAsync>d__35.MoveNext() in C:\InedoAgent\BuildMasterTemp\Temp\_E77211\Src\Git\GitHub.InedoExtension\Clients\GitHubClient.cs:line 289
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at Inedo.Extensions.Clients.GitHubClient.<EnsureReleaseAsync>d__28.MoveNext() in C:\InedoAgent\BuildMasterTemp\Temp\_E77211\Src\Git\GitHub.InedoExtension\Clients\GitHubClient.cs:line 169
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at Inedo.Extensions.Operations.GitHubEnsureReleaseOperation.<ConfigureAsync>d__1.MoveNext() in C:\InedoAgent\BuildMasterTemp\Temp\_E77211\Src\Git\GitHub.InedoExtension\Operations\GitHubEnsureReleaseOperation.cs:line 62
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at Inedo.BuildMaster.Windows.ServiceApplication.Executions.PlanExecuter.BuildMasterExecuter.<ExecuteActionAsync>d__41.MoveNext()