diff --git a/core/src/array/array_read_state.cc b/core/src/array/array_read_state.cc
index dc423372..4d6b7e01 100644
--- a/core/src/array/array_read_state.cc
+++ b/core/src/array/array_read_state.cc
@@ -1510,7 +1510,8 @@ int ArrayReadState::sort_fragment_cell_ranges(
     popped = pq.top();
     pq.pop();
 
-    // Last range - just insert it into the results and stop
+    // Last range - insert it into the results and get the next range
+    // for that fragment
     if(pq.empty()) {
       popped->export_to(result); 
       fragment_cell_ranges.push_back(result);
diff --git a/core/src/fragment/read_state.cc b/core/src/fragment/read_state.cc
index 7eedf981..183d316d 100644
--- a/core/src/fragment/read_state.cc
+++ b/core/src/fragment/read_state.cc
@@ -229,6 +229,9 @@ void ReadState::reset() {
   done_ = false;
   search_tile_pos_ = -1;
   compute_tile_search_range();
+
+  for(int i=0; i<attribute_num_+2; ++i)
+    tiles_offsets_[i] = 0;
 }
 
 void ReadState::reset_overflow() {