1 files changed, 7 insertions, 3 deletions
diff --git a/src/RK87.c b/src/RK87.c
index 68c7ff2..21b00ce 100644
--- a/src/RK87.c
+++ b/src/RK87.c
@@ -229,10 +229,14 @@ void MoL_RK87Add(CCTK_ARGUMENTS)
 
   }
 
-  /* Real arrays */
+  /* Arrays */
 
-  CCTK_WARN(0, "Peter has been too lazy to write the RK87 routine "
-            "out for array variables. Better send him an email...");
+  if (MoLNumEvolvedArrayVariables > 0 ||
+      MoLNumEvolvedComplexArrayVariables > 0)
+  {
+   CCTK_WARN(0, "Peter has been too lazy to write the RK87 routine "
+              "out for array variables. Better send him an email...");
+  }
         
   return;
 }