1 files changed, 16 insertions, 0 deletions
diff --git a/src/Startup.c b/src/Startup.c
index cd13d88..0c86f64 100644
--- a/src/Startup.c
+++ b/src/Startup.c
@@ -66,9 +66,25 @@ int RegisterCartGrid3DCoords(void)
   int handle;
 
   handle=CCTK_CoordRegister(1,"grid::x","x");
+  if (handle<0)
+  {
+    CCTK_WARN(1,"Problem with registering coordinate x");
+  }
   handle=CCTK_CoordRegister(2,"grid::y","y");
+  if (handle<0)
+  {
+    CCTK_WARN(1,"Problem with registering coordinate y");
+  }
   handle=CCTK_CoordRegister(3,"grid::z","z");
+  if (handle<0)
+  {
+    CCTK_WARN(1,"Problem with registering coordinate z");
+  }
   handle=CCTK_CoordRegister(0,"grid::r","r");
+  if (handle<0)
+  {
+    CCTK_WARN(1,"Problem with registering coordinate r");
+  }
 
   return 0;
 }