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Sfdc11
How to set value from Apex..Pls..
Hi, I've List button attached VF page on 'Sys' Object .This Vf page has input fields of 'Comp' Object and I need to populated selected 'Sys' obj records tot amt into one of 'Comp' obj input field while loading... In controller I got the tot amt of selected 'Sys' obj record.. So How to populate one obj amt value from apex controller to VF page input field??? public Comp__c comp{get;set;} public SYS__c sys{get;set;} List<FTS__c> arrySys=new List<FTS__c>(); public Sysextn(ApexPages.StandardSetController controller) { arrySys= (List<Sys__c>) controller.getSelected(); ----- ----} some code TotAmt=TotAmt+SYS__c.Total__Amt__c; System.debug('TotAmt******'+TotAmt); --> getting Amt of selected SYS record. comp.amt__c=TotAmt; --> Getting null pointer exception.. } <apex:page standardcontroller="Sys__c" extensions="Sysextn" recordsetvar="ft"> <apex:pageBlockSection columns="2" > <apex:inputField value="{!comp.name}" /> <apex:inputField value="{!comp.amt__c}" /> -> how to assign Totamt into this...
you probably need to create an instance of comp somewhere..
comp = new comp__c();