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struts2 s:doubleselect with FreeMarker template error

 
garrick chen
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hi
I am still interested in the tag s:doubleselect
when i open the jsp page then
the tag s:select displays ok
the tag s:doubleselect displays list="freights" ok
but doubleList="sitestylepricemap.get(top.freightid)" shows FreeMarker template error
Is the code below right ?

jsp





Action


 
garrick chen
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hi
finally, i know what caused the problem form occurring
one of the list contain a null data

the correct Action is below
 
Don't get me started about those stupid light bulbs.
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