1 files changed, 4 insertions, 0 deletions
diff --git a/scripts/create-xscale b/scripts/create-xscale
index d452e8bc..9cd14c8d 100755
--- a/scripts/create-xscale
+++ b/scripts/create-xscale
@@ -2,6 +2,10 @@
 
 use strict;
 
+# When you've edited the relevant parameters, delete this comment and the following two lines
+printf("You need to edit this script first, to set the space group and cell parameters.\n");
+exit(1);
+
 open(FH, $ARGV[0]);
 
 printf("!FORMAT=XDS_ASCII   MERGE=TRUE   FRIEDEL'S_LAW=TRUE\n");