INSTRUCTIONS - setup the builtinds project - Add the content of "client-code.txt" into BuiltInDS.java after the line with "new VStack()" - put IED.xsd into the "war" directory Run and push the "Define SimpleType" button. Get the Exception Exception (Error) @com.smartgwt.client.data.SimpleType::getType(Ljava/lang/String;)([string: 'EquipmentId']): Out of stack space