PBI Service throttling Import API requests when importing large number of .PBIX

[mthierba]

An unhandled exception occurred.
System.AggregateException: One or more errors occurred. (HTTP Error: TooManyRequests
{
  "error": {
    "code": "ImportThrottlerCode",
    "pbi.error": {
      "code": "ImportThrottlerCode",
      "parameters": {},
      "details": [],
      "exceptionCulprit": 1
    }
  }
})
 ---> PbiTools.Deployments.DeploymentException: HTTP Error: TooManyRequests
{
  "error": {
    "code": "ImportThrottlerCode",
    "pbi.error": {
      "code": "ImportThrottlerCode",
      "parameters": {},
      "details": [],
      "exceptionCulprit": 1
    }
  }
}
 ---> Microsoft.Rest.HttpOperationException: Operation returned an invalid status code 'TooManyRequests'
   at Microsoft.PowerBI.Api.ImportsOperations.UploadFile(Nullable`1 groupId, Stream file, String datasetDisplayName, Nullable`1 nameConflict, Nullable`1 skipReport, Nullable`1 overrideReportLabel, Nullable`1 overrideModelLabel, Dictionary`2 customHeaders, CancellationToken cancellationToken)
   at Microsoft.PowerBI.Api.ImportsOperations.PostImportFileWithHttpMessage(Nullable`1 groupId, Stream file, String datasetDisplayName, Nullable`1 nameConflict, Nullable`1 skipReport, Nullable`1 overrideReportLabel, Nullable`1 overrideModelLabel, Dictionary`2 customHeaders, CancellationToken cancellationToken)
   at Microsoft.PowerBI.Api.ImportsOperationsExtensions.PostImportWithFileAsyncInGroup(IImportsOperations operations, Guid groupId, Stream fileStream, String datasetDisplayName, Nullable`1 nameConflict, Nullable`1 skipReport, Nullable`1 overrideReportLabel, Nullable`1 overrideModelLabel, CancellationToken cancellationToken)
   at PbiTools.Deployments.DeploymentManager.ImportReportAsync(ReportDeploymentInfo args, IPowerBIClient powerbi, String workspace, IDictionary`2 workspaceIdCache) in X:\src\pbi-tools\src\PBI-Tools\Deployments\DeploymentManager.Report.cs:line 302
   at PbiTools.Deployments.DeploymentManager.DeployReportAsync(PbiDeploymentManifest manifest, String label, String environment) in X:\src\pbi-tools\src\PBI-Tools\Deployments\DeploymentManager.Report.cs:line 99
   --- End of inner exception stack trace ---
   at PbiTools.Deployments.DeploymentManager.DeployReportAsync(PbiDeploymentManifest manifest, String label, String environment) in X:\src\pbi-tools\src\PBI-Tools\Deployments\DeploymentManager.Report.cs:line 103
   at PbiTools.Deployments.DeploymentManager.DeployAsync(String profileName, String environment) in X:\src\pbi-tools\src\PBI-Tools\Deployments\DeploymentManager.cs:line 81
   --- End of inner exception stack trace ---
   at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
   at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
   at System.Threading.Tasks.Task.Wait()
   at PbiTools.Cli.CmdLineActions.Deploy(String folder, String label, String environment, String basePath, Boolean whatIf) in X:\src\pbi-tools\src\PBI-Tools\Cli\Deploy.cs:line 41
--- End of stack trace from previous location ---
   at PowerArgs.ArgAction.Invoke()
   at PbiTools.Program.Main(String[] args) in X:\src\pbi-tools\src\PBI-Tools\Program.cs:line 89