Sarita : Done changes to resolve NullPointerException Issue[23NOV2017]

git-svn-id: http://15.206.35.175/svn/proteus/business-java/trunk@174558 ce508802-f39f-4f6c-b175-0d175dae99d5

webitm-gst/ibase/webitm/ejb/gst/GstrPurchaseIC.java

@@ -2627,7 +2627,7 @@ public class GstrPurchaseIC extends ValidatorEJB implements GstrPurchaseICRemote
 						//Changes by sarita on 23NOV2017 to resolve null pointer exception
 						//gstnStateCode = gstUtility.checkNull(genericUtility.getColumnValue("tax_reg_no", dom1)).substring(0,2);//Value of StateCode set by using Supplier GSTIN number first 2digit.
 						gstnStateCode = gstUtility.checkNull(genericUtility.getColumnValue("tax_reg_no", dom1));
-						if(gstnStateCode != null)
+						if(gstnStateCode != null && gstnStateCode.length() > 2)
 						{
 							gstnStateCode = gstnStateCode.substring(0,2);
 						}