Too many 503 backend errors

Traian Bratucu traian.bratucu at
Wed Dec 22 09:51:17 CET 2010

Your backend is probably incorrectly defined in the vcl file. Please attach the vcl file or paste the backend definition, it's most likely wrong.
Of course you could also have some sort of firewall problem and should check for that too.


  180 FetchError   c no backend connection
  180 VCL_call     c error deliver

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