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Olivier Lambert
2017-07-20 09:29:45 +02:00
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docs/troubleshooting.md
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This page recap the possible actions to realize if you have any problems with your XOA.
## Empty page after login
This is happening when your anti-virus or firewall is blocking websocket protocol. This is what we use to communicate between `xo-server` and `xo-web` (see the [architecture page](architecture.md)).
The solution is to use **HTTPS**. In this way, websockets will be encapsulated in the secured protocol, avoiding interception from your firewalls or anti-virus system.
## XOA deploy error
> Auto deploy failed. - No SR specified and Pool default SR is null
It means you didn't have any default SR set on your pool you are importing XOA. To set a default SR, you must first find the SR UUID you want, with `xe sr-list`. When you got the UUID, you can set the default SR like this: `xe pool-param-set default-SR=<SR_UUID>`. When it's done, re-enter the deploy script command and it will work!
## Empty page after login
This is happening when your anti-virus or firewall is blocking websocket protocol. This is what we use to communicate between `xo-server` and `xo-web` (see the [architecture page](architecture.md)).
The solution is to use **HTTPS**. In this way, websockets will be encapsulated in the secured protocol, avoiding interception from your firewalls or anti-virus system.
## XOA configuration
XOA is a virtual appliance running Debian and Xen Orchestra. If you have any problem, the first thing to do is to use our check service by running the `xoa check` command in a terminal: