Macro Rendering Error

File: en/installation/versions/20261102.md

TypeError: can only concatenate str (not "int") to str

Traceback (most recent call last):
  File "/opt/venv/lib/python3.12/site-packages/mkdocs_macros/plugin.py", line 703, in render
    return md_template.render(**page_variables)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/venv/lib/python3.12/site-packages/jinja2/environment.py", line 1295, in render
    self.environment.handle_exception()
  File "/opt/venv/lib/python3.12/site-packages/jinja2/environment.py", line 942, in handle_exception
    raise rewrite_traceback_stack(source=source)
  File "<template>", line 3, in top-level template code
TypeError: can only concatenate str (not "int") to str