diff --git a/openfpga/src/annotation/fabric_tile.cpp b/openfpga/src/annotation/fabric_tile.cpp
index 7f190c7bb..d8e4025ba 100644
--- a/openfpga/src/annotation/fabric_tile.cpp
+++ b/openfpga/src/annotation/fabric_tile.cpp
@@ -374,7 +374,7 @@ bool FabricTile::register_tile_in_lookup(const FabricTileId& tile_id,
   }
   /* Throw error if this coord is already registered! */
   if (tile_coord2id_lookup_[coord.x()][coord.y()]) {
-    VTR_LOG_ERROR("Tile at [%lu][%lu] has already been registered!\n");
+    VTR_LOG_ERROR("Tile at [%lu][%lu] has already been registered!\n", coord.x(), coord.y());
     return false;
   }
   tile_coord2id_lookup_[coord.x()][coord.y()] = tile_id;
@@ -401,7 +401,7 @@ bool FabricTile::register_pb_in_lookup(const FabricTileId& tile_id,
   /* Throw error if this coord is already registered! */
   if (pb_coord2id_lookup_[coord.x()][coord.y()]) {
     VTR_LOG_ERROR(
-      "Programmable block at [%lu][%lu] has already been registered!\n");
+      "Programmable block at [%lu][%lu] has already been registered!\n", coord.x(), coord.y());
     return false;
   }
   pb_coord2id_lookup_[coord.x()][coord.y()] = tile_id;
@@ -429,7 +429,7 @@ bool FabricTile::register_cbx_in_lookup(const FabricTileId& tile_id,
   if (cbx_coord2id_lookup_[coord.x()][coord.y()]) {
     VTR_LOG_ERROR(
       "X-direction connection block at [%lu][%lu] has already been "
-      "registered!\n");
+      "registered!\n", coord.x(), coord.y());
     return false;
   }
   cbx_coord2id_lookup_[coord.x()][coord.y()] = tile_id;
@@ -457,7 +457,7 @@ bool FabricTile::register_cby_in_lookup(const FabricTileId& tile_id,
   if (cby_coord2id_lookup_[coord.x()][coord.y()]) {
     VTR_LOG_ERROR(
       "Y-direction connection block at [%lu][%lu] has already been "
-      "registered!\n");
+      "registered!\n", coord.x(), coord.y());
     return false;
   }
   cby_coord2id_lookup_[coord.x()][coord.y()] = tile_id;
@@ -483,7 +483,7 @@ bool FabricTile::register_sb_in_lookup(const FabricTileId& tile_id,
   }
   /* Throw error if this coord is already registered! */
   if (sb_coord2id_lookup_[coord.x()][coord.y()]) {
-    VTR_LOG_ERROR("Switch block at [%lu][%lu] has already been registered!\n");
+    VTR_LOG_ERROR("Switch block at [%lu][%lu] has already been registered!\n", coord.x(), coord.y());
     return false;
   }
   sb_coord2id_lookup_[coord.x()][coord.y()] = tile_id;