Hi,

Iam trying to get populate field values into popup page while cliking on formula field on custom detail page.  

getting error: Id value is not valid for the Visitor__c standard controller

and also values not populating popup fields.

VF Page:

<apex:page standardController="Visitor__c" sidebar="false" extensions="CustomVisitorDetailExt" >
<script>
 var newWin=null;
 
 function openLookupPopup(mid)
 {
  var url="/apex/PopUpforVisitor?id=" +mid;
  <!--var url="/apex/PopUpforVisitor";-->
  newWin=window.open(url, 'Popup','height=500,width=600,left=100,top=100,resizable=no,scrollbars=yes,toolbar=no,status=no');
  if (window.focus) 
  {
   newWin.focus();
  }
    
     return false;
    }
       
 function closeLookupPopup()
 {
    if (null!=newWin)
    {
       newWin.close();
    }  
 }
</script>
<apex:form >
<apex:actionFunction name="VisitorAddress" action="{!VisitorAddress}" rerender="accinfo, msgs" >
<apex:param name="recordId" value="" assignTo="{!recordId}"/>
</apex:actionfunction>
<apex:pageBlock >
<apex:pageBlockButtons >
<apex:commandButton value="Save" action="Save"/>
</apex:pageBlockButtons>
<apex:pageBlockSection Title="Visitor Details:" collapsible="false" id="accinfo">
<apex:outputField value="{!Visitor__c.name}"/>
<apex:outputField value="{!Visitor__c.Gender__c}"/>
<apex:outputField value="{!Visitor__c.Email__c}"/>
<apex:outputField value="{!Visitor__c.Phone__c}"/>
<apex:outputField value="{!Visitor__c.Patient__c}"/>
<apex:outputField value="{!Visitor__c.Relashionship__c}"/>
</apex:pageBlockSection>
<apex:pageBlockSection Title="Address Information:" collapsible="false">

<apex:inputField value="{!Visitor__c.Current_Address__c}" onclick="openLookupPopup('{!$Component.targetName}', '{!$Component.targetId}');"/>
<!--<apex:inputField value="{!Visitor__c.Current_Address__c}" onclick="openLookupPopup('{!myd}');return false;"/>-->
 
  <!--<apex:outputText value="{!Visitor__c.Current_Address__c}"  />
  <apex:outputlink onclick="window.showModalDialog('\apex\PopUpforVisitor')" target="_blank"  value="/{Visitor__c.id}" > {!Visitor__c.Current_Address__c}
   <apex:actionSupport event="onClick" action="{!VisitorAddress}" reRender="result,mypage" status="status"/>
  </apex:outputlink>-->
</apex:pageBlockSection>
</apex:pageBlock>
</apex:form>
</apex:page>

Popup VF Page:

<apex:page standardController="Visitor__c" sidebar="false" showHeader="false" extensions="CustomVisitorDetailExt">
<apex:form >
<apex:pageBlock >

<apex:pageBlockSection Title="Address Information:" collapsible="false" columns="1">
  <!--<apex:repeat value="{!$ObjectType.Visitor__c.fieldsets.Address}" var="fValue">
                 <apex:outputfield value="{!Visitor__c[fValue]}"/>
             </apex:repeat>-->
<apex:inputField value="{!Vist.Address_Line1__c}"/>  
<apex:inputField value="{!vist.Address_Line2__c}"/>  
<apex:inputField value="{!vist.City__c}"/>  
<apex:inputField value="{!vist.State__c}"/>  
<apex:outputField value="{!vist.PinCode__c}"/>  
<apex:inputField value="{!vist.Land_Mark__c }"/>  
 
          
</apex:pageBlockSection>
</apex:pageBlock>
</apex:form>
</apex:page>

Class:

public with sharing class CustomVisitorDetailExt {
public visitor__c vist {get;set;}
public id recordId {get;set;}
public id myd {get;set;}

public ApexPages.StandardController standardCon;
    public CustomVisitorDetailExt(ApexPages.StandardController con) {
    standardCon=con;
    vist =new visitor__c();
  myd=apexpages.currentpage().getparameters().get('recordId');
System.debug('>>>>urlid' +myd);
    }
public PageReference VisitorAddress(){
PageReference page=new PageReference('/apex/PopUpforVisitor?id=' +myd);

 //visitor__c vis= (visitor__c) standardCon.getRecord();
    vist= [select Address_Line1__c,Address_Line2__c,City__c,PinCode__c,State__c,Land_Mark__c from visitor__c where id =: myd ];
    //vist.Address_Line1__c=vis.Address_Line1__c;
    //vist.Address_Line2__c=vis.Address_Line2__c;
    //vist.Address_Line1__c=apexpages.currentpage().getparameters().get('vis.Address_Line1__c');
    //vist.Address_Line2__c=apexpages.currentpage().getparameters().get('vis.Address_Line2__c');
return page;
}
}

Please help me to solve this issue.

Regards,
Sain