Xajax + Codeigniter BIG BIG Problem

[eluser]Unknown[/eluser]
hello friends!

I'm new CI programmer, sorry for my bad english.

i have the same problem that this friend have in this post:

http://ellislab.com/forums/viewthread/63158/

how you solved it ?¿?? i'm going mad trying to fix it.

Thanks! Thanks!

I followd the tuto:
http://codeigniter.com/wiki/Xajax_perfect_setup/

Error: declaración de texto o XML en un lugar distinto del principio de la entidad
Archivo de origen: http://192.168.1.56/~webmaster/ajaxdavid...testxajax/
Línea: 1, columna: 2
Código fuente:
&lt;?xml version="1.0" encoding="utf-8" ?&gt;<xjx><cmd cmd="as" id="SomeElementId" prop="innerHTML">SXajax is working. Lets add: 5</cmd></xjx>


Error: [Exception... "'[object Object]' when calling method: [nsIDOMEventListener::handleEvent]" nsresult: "0x8057001c (NS_ERROR_XPC_JS_THREW_JS_OBJECT)" location: "<unknown>" data: no]

Error: uncaught exception: [Exception... "The container of an boundary-point of a range is being set to either a node of an invalid type or a node with an ancestor of an invalid type." code: "2" nsresult: "0x805c0002 (NS_ERROR_DOM_RANGE_INVALID_NODE_TYPE_ERR)" location: "file:///C:/Documents and Settings/dmolina/Datos de programa/Mozilla/Firefox/Profiles/ijbpox0f.default/extensions/{3112ca9c-de6d-4884-a869-9855de68056c}/components/bootstrap.js -> file:///C:/Documents and Settings/dmolina/Datos de programa/Mozilla/Firefox/Profiles/ijbpox0f.default/extensions/{3112ca9c-de6d-4884-a869-9855de68056c}/lib/toolbar.js Line: 744"]

[eluser]!Z[/eluser]
Have you enable the Firebug extension?, I had the same problem when I turn on that extension.
But if you don't, try to check if you are correctly passing the id SomeElementId really exists.

Bye.

[eluser]Berserk[/eluser]
i got the same problem and i think it's because Firebug