Ok, so I've figured out I get the error because request.isXHR is false.
So why does wrapping the Layout.tml component from the quickstart cause the Ajax request turn into a non-XHR request? > So I'm building a custom component that's a combination of a Grid component, > with a zone that updates so that if you click on one of the items in the > grid, it uses a second component that uses the beandisplay component to > display more detail. > > It works fine when I have the structure: > > Page > <body> > MyComponent > </body> > > This is, you quick on the grid items, and the zone updates. > > But if I wrap the contents of Page with <t:layout>, I get: "A component > event handler method returned the value Block" error. > > > Page > <body> > <t:layout> > MyComponent > </t:layout> > </body> > > My component looks like this: > > <body> > > <t:zone t:id="viewZone" /> > <t:grid> > <t:actionlink zone="viewZone> > </t:grid> > <t:block id=details> > blah > </t:block> > > Am I doing something wrong? I'm using 5.2-SNAPSHOT if that matters. > > > Exception: > > A component event handler method returned the value Block[userDetails within > ListUsers:usergrid, at > classpath:com/paceap/eden/schematool/components/UserGrid.tml, line 15]. > Return type org.apache.tapestry5.internal.structure.BlockImpl can not be > handled. Configured return types are java.lang.Class, java.lang.String, > java.net.URL, org.apache.tapestry5.Link, org.apache.tapestry5.StreamResponse, > org.apache.tapestry5.runtime.Component. > >
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