error handling

Author: nianiB9

examples/Maestro/lib/utils.sh

@@ -17,6 +17,12 @@ if [ -z "$TEMPLATE_ID" ]; then
     bash ./examples/eSignature/eg008CreateTemplate.sh
 fi
 
+TEMPLATE_ID=$(cat config/TEMPLATE_ID)
+if [ -z "$TEMPLATE_ID" ]; then
+    echo "please create a worklow before running this example"
+    exit 0
+fi
+
 TEMPLATE_ID=$(cat config/TEMPLATE_ID)
 
 echo "Creating a new workflow"