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https://issues.apache.org/jira/browse/TAPESTRY-2337?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Josh Canfield updated TAPESTRY-2337:
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Attachment: BasicAjax.java
Page class for example
> var binding throws error during zone update
> -------------------------------------------
>
> Key: TAPESTRY-2337
> URL: https://issues.apache.org/jira/browse/TAPESTRY-2337
> Project: Tapestry
> Issue Type: Bug
> Components: tapestry-core
> Affects Versions: 5.0.11
> Reporter: Josh Canfield
> Attachments: BasicAjax.java
>
>
> Using the var binding within a zone works fine when you load the page, but
> when you update the zone using an action link the zone doesn't update and an
> error is logged.
> Caused by: org.apache.tapestry.ioc.internal.util.TapestryException: Failure
> writing parameter 'value' of component BasicAjax:loop: Component BasicAjax is
> not rendering, so render variable 'string' may not be updated. [at
> classpath:joshcan/test/myapp/pages/BasicAjax.tml, line 6, column 49]
> at
> org.apache.tapestry.internal.structure.InternalComponentResourcesImpl.writeParameter(InternalComponentResourcesImpl.java:273)
> at
> org.apache.tapestry.corelib.components.Loop._$update_parameter_value(Loop.java)
> at org.apache.tapestry.corelib.components.Loop.begin(Loop.java:282)
> at org.apache.tapestry.corelib.components.Loop.beginRender(Loop.java)
> at
> org.apache.tapestry.internal.structure.ComponentPageElementImpl$11$1.run(ComponentPageElementImpl.java:338)
> at
> org.apache.tapestry.internal.structure.ComponentPageElementImpl.invoke(ComponentPageElementImpl.java:874)
> ... 66 more
> Caused by: java.lang.IllegalStateException: Component BasicAjax is not
> rendering, so render variable 'string' may not be updated.
> at
> org.apache.tapestry.internal.structure.InternalComponentResourcesImpl.storeRenderVariable(InternalComponentResourcesImpl.java:429)
> at
> org.apache.tapestry.internal.bindings.RenderVariableBinding.set(RenderVariableBinding.java:38)
> at
> org.apache.tapestry.internal.structure.InternalComponentResourcesImpl.writeParameter(InternalComponentResourcesImpl.java:269)
> ... 71 more
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