Xforms Sandbox error - element "html" is not allowed here

>
> Hi
> I have a problem with my XForm. When I run it in my sandbox, I come  
> up with
> the following error:
>
> element 'html' not allowed here.
>
> Digging into the stack trace I see things like:
>
> (executing processor:
> name='{http://www.orbeon.com/oxf/processors}null-serializer'): line  
> 27 of
> oxf:/config/xforms-widgets.xsl (dispatching XForms event:
> event='xforms-model-construct', target id='xforms-element-1'): line 1,
> column 7 of http://www.orbeon.com/ops/xforms-sandbox/ 
> CreateReport.xform.xsd:
> element "html" is not allowed here
> http://www.orbeon.com/ops/xforms-sandbox/CreateReport.xform.xsd,  
> line 1,
> column 7: element "html" is not allowed here
> line 1, column 7 of
> http://www.orbeon.com/ops/xforms-sandbox/CreateReport.xform.xsd: 
> element
> "html" is not allowed here
> http://www.orbeon.com/ops/xforms-sandbox/CreateReport.xform.xsd,  
> line 1,
> column 7: element "html" is not allowed here
> line 27 of oxf:/config/xforms-widgets.xsl (dispatching XForms event:
> event='xforms-model-construct', target id='xforms-element-1'): line 1,
> column 7 of http://www.orbeon.com/ops/xforms-sandbox/ 
> CreateReport.xform.xsd:
> element "html" is not allowed here
> http://www.orbeon.com/ops/xforms-sandbox/CreateReport.xform.xsd,  
> line 1,
> column 7: element "html" is not allowed here
> line 1, column 7 of
> http://www.orbeon.com/ops/xforms-sandbox/CreateReport.xform.xsd: 
> element
> "html" is not allowed here
> http://www.orbeon.com/ops/xforms-sandbox/CreateReport.xform.xsd,  
> line 1,
> column 7: element "html" is not allowed here
>
>
> --
> What does it mean? I am trying to look at my .xsd file again, but I  
> can't
> figure out so far, what the problem is and where it lies.
>
> Any suggestions are appreciated
> --
> View this message in context: http://www.nabble.com/Xforms-Sandbox- 
> error---element-%22html%22-is-not-allowed-here-
> tp14803678p14803678.html
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