diff --git a/sternwarte-homeassistant-integration/custom_components/sternwarte/api.py b/sternwarte-homeassistant-integration/custom_components/sternwarte/api.py
index 082eb2a..2b6e266 100644
--- a/sternwarte-homeassistant-integration/custom_components/sternwarte/api.py
+++ b/sternwarte-homeassistant-integration/custom_components/sternwarte/api.py
@@ -84,18 +84,19 @@ class SternwarteApi:
         state = SternwarteState()
 
         out_index = parts.index("output") if "output" in parts else -1
-        if out_index != -1:
+        if out_index != -1 and out_index + 1 < len(parts):
             value = int(parts[out_index + 1] or "0", 16)
             state.outputs = [bool(value & (1 << i)) for i in range(12)]
 
         in_index = parts.index("input") if "input" in parts else -1
-        if in_index != -1:
+        if in_index != -1 and in_index + 1 < len(parts):
             value = int(parts[in_index + 1] or "0", 16)
             state.inputs = [bool(value & (1 << i)) for i in range(12)]
 
         counter_index = parts.index("counter") if "counter" in parts else -1
         if counter_index != -1:
-            state.counters = [int(parts[counter_index + 1 + i] or "0") for i in range(12)]
+            for i in range(min(12, len(parts) - counter_index - 1)):
+                state.counters[i] = int(parts[counter_index + 1 + i] or "0")
 
         return state