Undeclared variable in a standalone expression: $fr-resources Error

> Hi,
>
> I built some forms in FormBuilder and I can access them if I put it in
> resources/forms. But if I create a folder xforms-test, declare the app in
> apps-list.xml, build a page-flow.xml insite that folder and make it load my
> form it gives me this error:
>
> +----------------------------------------------------------------------------------------------------------------------+
> |An Error has Occurred
> |
> |----------------------------------------------------------------------------------------------------------------------|
> |Undeclared variable in a standalone expression: $fr-resources
> |
> |----------------------------------------------------------------------------------------------------------------------|
> |Application Call Stack
> |
> |----------------------------------------------------------------------------------------------------------------------|
> |oxf:/apps/xforms-hmb/view.xhtml                          |  14|
> 63|initializing XForms containing document           |
> |oxf:/ops/pfc/xforms-epilogue.xpl                         |  77|  60|reading
> processor output                          |
> |oxf:/ops/pfc/xforms-epilogue.xpl                         |  88|  60|reading
> processor output                          |
> |oxf:/ops/pfc/xforms-epilogue.xpl                         |  95|  59|reading
> processor output                          |
> |oxf:/config/epilogue.xpl                                 |  41|  58|reading
> processor output                          |
> |oxf:/config/epilogue-servlet.xpl                         |  31|  48|reading
> processor output                          |
> |oxf:/config/epilogue.xpl                                 |  60|
> 46|executing processor                               |
> |oxf:/apps/xforms-hmb/page-flow.xml                       |  17|
> 47|executing processor                               |
> |oxf:/page-flow.xml                                       |  37|  73|reading
> page model data output                    |
> |----------------------------------------------------------------------------------------------------------------------|
> |Exception: org.orbeon.saxon.trans.XPathException
> |
> |----------------------------------------------------------------------------------------------------------------------|
> |org.orbeon.oxf.xml.XPathCacheStaticContext         |bindVariable
> |XPathCacheStaticContext.java  |  74|
> ........
>
>
>
> --
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>
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