Griffon checkbox binding won't work -

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i trying following griffon code

on model:

@bindable boolean hello1=false

on view:

checkbox(id:1,text: 'hello1', constraints:'wrap',selected:bind(target: model, targetproperty:'hello1'))

but

error org.codehaus.griffon.runtime.builder.uberbuilder - error occurred while building test.testview@1132e76 groovy.lang.missingmethodexception: no signature of method: java.lang.object.setvariable() applicable argument types: (java.util.collections$emptymap, java.util.arrays$arraylist) values: [[:], [1, javax.swing.jcheckbox[,0,0,0x0,invalid,alignmentx=0.0,alignmenty=0.5,border=javax.swing.plaf.synth.synthborder@b101cf,flags=288,maximumsize=,minimumsize=,preferredsize=,defaulticon=,disabledicon=,disabledselectedicon=,margin=javax.swing.plaf.insetsuiresource[top=0,left=0,bottom=0,right=0],paintborder=false,paintfocus=true,pressedicon=,rolloverenabled=true,rollovericon=,rolloverselectedicon=,selectedicon=,text=]]]8-mar-2012 12.03.41 groovy.util.factorybuildersupport createnode avvertenza: not find match name 'setvariable'

i dont what's deal, copied working examples on internet....

use string instead of number value of id: property, this

checkbox(id: 'c1', ...)


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