vmware horizon client error http error 503

#Vmware horizon client error http error 503 code#

The _status() function will return the reason for this error. If the error is generated by the server, as in the case of 503 (service unavailable) response, the DataScript should use the HTTP_RESP event to overwrite the page that is returned by the server. Note that this event is only executed when Avi Vantage generates the error. For this, the DataScript needs to first detect the error.Ī custom error page DataScript is triggered by the RESP_FAILED event, which occurs when Avi Vantage is unable to process a transaction and return a page to the client. DataScriptĭataScripts can be used to return custom error messages to the client. The WAF would send out a 403 error page rather than a page sent by the Pool Fail Action. For instance, a WAF security violation triggered by a client request would take precedence. This action takes effect after an HTTP request is received and before the response.

#Vmware horizon client error http error 503 code#

Set the desired return code under Status Code and optionally upload the HTML file in the Upload File field.īy default, the pool fail action is set to Close Connection and a TCP reset is sent to the client. In the Advanced tab, under Pool Failure Settings, set the Pool Fail Action to HTTP Local Response. Navigate to Applications > Pools and click on the pool to be edited. In cases where all servers are down and the pool servers are unable to return a page, a pool may be configured to return a custom error page. Back-end server handshake failure or connection timeout.HTTP request or response parsing error, such as an invalid request.A request is blocked due to a Web Application Firewall (WAF) policy match.Note: Customized error response page is different from having Avi Vantage return a custom web page using a DataScript or policy, when the server returns the error page.Īvi Vantage generates error pages for the listed conditions:

This article discusses customizing the error message page returned by Avi Vantage on encountering an error. On encountering an error that prevents it from processing a HTTP request or response, Avi Vantage returns a generic error message with a status code to the client. Avi Vantage Custom Error Responses Overview