1 files changed, 7 insertions, 0 deletions
diff --git a/crawl-ref/source/spells4.cc b/crawl-ref/source/spells4.cc
index 95404a97bf..3ffe619afe 100644
--- a/crawl-ref/source/spells4.cc
+++ b/crawl-ref/source/spells4.cc
@@ -1674,6 +1674,13 @@ bool cast_fragmentation(int pow, const dist& spd)
     bool hole = true;
     const char *what = NULL;
 
+    ray_def ray;
+    if ( !find_ray(you.pos(), spd.target, false, ray) )
+    {
+        mpr("There's a wall in the way!");
+        return false;
+    }
+
     //FIXME: If (player typed '>' to attack floor) goto do_terrain;
     beam.beam_source = MHITYOU;
     beam.thrower     = KILL_YOU;