Role cannot be reached by the host system

Role cannot be reached by the host system

From time to time we see “role cannot be reached by the host system” on some of our worker roles.Our worker role needs to have a semi-fixed ip address as its making calls to an external agency and is ip locked, so we couldn’t just spin up another instance.

What we tried

  • Stop & restarting the instance
  • Rebooted the instance

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An Internal Server Error occurred. Please retry your last operation at a later date.

An Internal Server Error occurred – When Changing the Number of Instances Running

Okay, we’ve been using Azure for sometime now and for the majority of time its great. But when it goes wrong it does leave you dangling.

Yesterday, we tried to up the number of instances running on one of our worker roles. All looks like its working until you get :

Internal Server Error

It doesn’t really tell you much apart from an error occurred. Well we know that as the change didn’t happen.

What We Tried

  • Stopping and starting the instance
  • Rebooting the server
  • Reimaging (the first time I’d done that)

… none of these things worked, so we raised a support ticket with Microsoft.

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