Getting error from display multiple selected external list item javascript

Hello! here's the javascript I use to display item name of selected item from an external list:

	<script type="text/javascript">
	function ShowSelectedItems() {
		var ctx = SP.ClientContext.get_current();
	    var selectedItems = SP.ListOperation.Selection.getSelectedItems(ctx);
	    var key, targetListItems = [],index =0;
	    for (key in selectedItems) {
	       var clientContext = new SP.ClientContext(); 
	       var targetList = clientContext.get_web().get_lists().getByTitle('CBSA List');
	       var targetListItem = targetList.getItemById(selectedItems[key].id);
	       targetListItems[index] = targetListItem;
	       clientContext.load(targetListItems[index], 'Item');//load listitem
	       index++;
	     }
	    clientContext.executeQueryAsync(function(){
		  var i=0;
	      for(i in targetListItems){
	      	 alert('Request succeeded. \n\nRetrieved Item is: ' + targetListItems[i].get_item('Item'));
	      }
	    }, function(s,a){alert(a.get_messgae());});
    }
   		</script>
		<a href="#" onclick="javascript:ShowSelectedItems();">Show Items</a>

It works fine if I only select one item, but if I select multiple items I will get this error message in console:

SCRIPT5022: The property or field has not been initialized. It has not been requested or the request has not been executed. It may need to be explicitly requested. sp.js, line 2 character 158961

Can someone please help me to troubleshoot this problem?

August 21st, 2015 12:17pm

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