-# File "/usr/lib/python3.8/site-packages/hotdoc/extensions/gi/node_cache.py", line 101, in __get_parent_link_recurse
-# ctype_name = ALL_GI_TYPES[gi_name]
-# KeyError: 'GstVulkan.VulkanDisplay'
-# An unknown error happened while building the documentation and hotdoc cannot recover from it. Please report a bug with this error message and the steps to reproduce it