hi i am getting a error plzzz rectify it. {!mapFieldToShow1[colItem]} class: ================ public class Demo { public map mapFieldToShow{get;set;} public map mapFieldToShow1{get;set;} list lstfield=new list(); list lstflabel=new list(); public Integer noOfColumns // User input { get; set { listFieldToShow = new List(); // listFieldToShow.addAll(lstField); for(integer i=0;i listFieldToShow {get;set;} List fieldLabels=new List(); public Demo() { Contactfields__c objp=[select objectName__c from Contactfields__c limit 1]; SObjectType objToken = Schema.getGlobalDescribe().get(objp.objectName__c); DescribeSObjectResult objDef = objToken.getDescribe(); Map fieldmap = objDef.fields.getMap(); for(Contactfields__c obj:[select fieldName__c from Contactfields__c order by Fieldvalue__c]) // query from custom settings. lstfield.add(obj.fieldName__c); listFieldToShow = new List(); mapFieldToShow = new Map(); mapFieldToShow1 = new Map(); for(integer i=0;i listTableResult { get;set; } public PageReference Add() { return ApexPages.currentpage(); } public List getlistTableResult() { return listTableResult; } public void setlistTableResult(List Contacts) { listTableResult = Contacts; } public PageReference save() { // to save updates. upsert listTableResult; return null; } }