diff --git a/lib/stlxml2awl.py b/lib/stlxml2awl.py
index 4b3334b..2c9799f 100644
--- a/lib/stlxml2awl.py
+++ b/lib/stlxml2awl.py
@@ -349,6 +349,8 @@ def analyze_complexity(blk):
 
 
 def classify(xml_path, complexity):
+    if complexity.networks == 0:
+        return "A", "reine Datenablage ohne Programmcode (0 Netzwerke, z.B. GlobalDB)"
     if complexity.has_pointer_signal:
         return "C", f"registerindirekte Adressierung ({complexity.register_indirect}x Indirect, {complexity.pointer_arith}x AR-Arithmetik)"
     name_cat = classify_by_name(xml_path)