diff --git a/src/pdn/src/PdnGen.tcl b/src/pdn/src/PdnGen.tcl
index 7322d54ad..7f178167f 100644
--- a/src/pdn/src/PdnGen.tcl
+++ b/src/pdn/src/PdnGen.tcl
@@ -966,8 +966,9 @@ proc add_pdn_ring {args} {
 
   if {[dict exists $args -grid]} {
     set current_grid [check_grid [get_grid [dict get $args -grid]]]
+    #Dinesh-A: Core Ring without Strap
+    set grid $current_grid
   }
-  set grid $current_grid
   set layers [check_layer_names [dict get $args -layers]]
 
   set process_args $args
@@ -6686,7 +6687,10 @@ proc plan_grid {} {
   }
 
   add_grid
-  process_channels
+  #Dinesh-A: Core Ring without Strap
+  if {[info exists $grid_data]} {
+  	process_channels
+  }
 
   foreach pwr_net [dict get $design_data power_nets] {
     generate_grid_vias "POWER" $pwr_net