Getting Error while deploying the autohosted event receiver in office 365 ( ErrorDetail: There was a problem registering the app principal.):

Hi,

I was successfully able to deploy my auto hosted event receiver in office 365 and it was working. I did some changes on code and try to deploy it again but now it through same error always wheneven i deploy it.

 CorrelationId: 2ef8a311-f1cf-4ee7-be1a-1125c5231e1c
2>        ErrorDetail: There was a problem registering the app principal.
2>        ErrorType: Configuration
2>        ErrorTypeName: Configuration
2>        ExceptionMessage: An error occurred while attempting to execute a principal management operation.  Please contact your administrator.
2>        Source: RemoteWebSite
2>        SourceName: Remote Web Site Deployment
2>Error occurred in deployment step 'Install app for SharePoint': Failed to install app for SharePoint. Please see the output window for details.

Please help me on this. Not sure what this error is indicating.

Regards:

Sanjay Joshi