diff --git a/lib/streaming_providers/providers/hrti/auth.py b/lib/streaming_providers/providers/hrti/auth.py
index 1051ef2..2b86663 100644
--- a/lib/streaming_providers/providers/hrti/auth.py
+++ b/lib/streaming_providers/providers/hrti/auth.py
@@ -1,5 +1,3 @@
-# [file name]: auth.py
-# [file content begin]
 # streaming_providers/providers/hrti/auth.py
 import base64
 import json
@@ -553,15 +551,19 @@ class HRTiAuthenticator(BaseAuthenticator):
             response.raise_for_status()
 
             result = response.json()
-            if "Result" in result:
-                authorized = result["Result"].get("Authorized", False)
-                session_id = result["Result"].get("SessionId") or result["Result"].get("DrmId")
+            session_result = result.get("Result")
+            if session_result:  # guards against None/null
+                authorized = session_result.get("Authorized", False)
+                session_id = session_result.get("SessionId") or session_result.get("DrmId")
                 logger.debug(
                     f"Session authorization result - authorized: {authorized}, session_id: {session_id}"
                 )
-                return result["Result"]
+                return session_result
             else:
-                logger.warning("No result in session authorization response")
+                logger.warning(
+                    f"No result in session authorization response "
+                    f"(ErrorCode={result.get('ErrorCode')}: {result.get('ErrorDescription')})"
+                )
                 return None
 
         except Exception as e:
@@ -794,6 +796,3 @@ class HRTiAuthenticator(BaseAuthenticator):
         except Exception as e:
             logger.error(f"HRTi token refresh failed: {e}")
             return None
-
-
-# [file content end]
diff --git a/lib/streaming_providers/providers/hrti/provider.py b/lib/streaming_providers/providers/hrti/provider.py
index 744a341..0bb1224 100644
--- a/lib/streaming_providers/providers/hrti/provider.py
+++ b/lib/streaming_providers/providers/hrti/provider.py
@@ -20,6 +20,10 @@ from .vod_manager import HRTiVodManager
 # not a live channel id.
 _VOD_PREFIXES = ("catalogue:", "series:", "season:", "details:", "special:")
 
+_PLAYABLE_VOD_PREFIXES = ("details:", "series:", "season:", "special:")
+# catalogue: is a category, not directly playable
+# raw UUIDs (no prefix) are playable VOD items from catalogue listings
+
 
 class HRTiProvider(StreamingProvider):
     """
@@ -133,8 +137,15 @@ class HRTiProvider(StreamingProvider):
 
     @staticmethod
     def _is_vod_id(content_id: str) -> bool:
-        """Return True when content_id belongs to the VOD namespace."""
-        return any(content_id.startswith(p) for p in _VOD_PREFIXES)
+        if any(content_id.startswith(p) for p in _PLAYABLE_VOD_PREFIXES):
+            return True
+        # Raw ReferenceIds from _parse_vod_catalogue_item have no prefix
+        # and look like UUIDs or legacy alphanumeric IDs (e.g. "85b273d1-...")
+        # catalogue: prefix = category node, not playable
+        if content_id.startswith("catalogue:"):
+            return False
+        # Anything else (no prefix) treat as a raw VOD ref id
+        return True
 
     @staticmethod
     def _derive_content_drm_id(streaming_url: str) -> Optional[str]: