diff --git a/sdata/lib/functions.sh b/sdata/lib/functions.sh
index 450698fb8..472c8f57a 100644
--- a/sdata/lib/functions.sh
+++ b/sdata/lib/functions.sh
@@ -70,6 +70,9 @@ function pause(){
 }
 function remove_bashcomments_emptylines(){
   mkdir -p "$(dirname "$2")"
+  echo "pwd=$(pwd)"
+  echo "input=$1"
+  echo "output=$2"
   cat "$1" | sed -e 's/#.*//' -e '/^[[:space:]]*$/d' > "$2"
 }
 function prevent_sudo_or_root(){