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-rw-r--r--modules/gridmap/grid_map.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/modules/gridmap/grid_map.cpp b/modules/gridmap/grid_map.cpp
index 3caa7b1d12..994a84fbc4 100644
--- a/modules/gridmap/grid_map.cpp
+++ b/modules/gridmap/grid_map.cpp
@@ -241,6 +241,7 @@ Vector3 GridMap::get_cell_size() const {
void GridMap::set_octant_size(int p_size) {
+ ERR_FAIL_COND(p_size == 0);
octant_size = p_size;
_recreate_octant_data();
}