error 500 after language change to Czech

[PetrMa]

Problem/Motivation

Add-on version: 0.19.1
Home Assistant 2023.6.0
add-on crashed after change interface language to Czech. Other languages are without any issue

Expected behavior

(What you expected to happen)

Actual behavior

After I change interface language and click Apply, I´ve got this error in interface {"error": "internal server error"}

In the add-on log there are these details:
ERROR: unsupported format character 'm' (0x6d) at index 243
Traceback (most recent call last):
File "/usr/lib/python3.10/site-packages/tornado/web.py", line 1767, in _execute
result = method(*self.path_args, **self.path_kwargs)
File "/usr/lib/python3.10/site-packages/motioneye/handlers/main.py", line 37, in get
self.render(
File "/usr/lib/python3.10/site-packages/motioneye/handlers/base.py", line 93, in render
content = template.render(template_name, **context)
File "/usr/lib/python3.10/site-packages/motioneye/template.py", line 83, in render
return template.render(**context)
File "/usr/lib/python3.10/site-packages/jinja2/environment.py", line 1301, in render
self.environment.handle_exception()
File "/usr/lib/python3.10/site-packages/jinja2/environment.py", line 936, in handle_exception
raise rewrite_traceback_stack(source=source)
File "/usr/lib/python3.10/site-packages/motioneye/templates/main.html", line 47, in top-level template code
{% if config.get('description') %}?{% endif %}
File "/usr/lib/python3.10/site-packages/motioneye/templates/base.html", line 27, in top-level template code
{% block body %}{% endblock %}
File "/usr/lib/python3.10/site-packages/motioneye/templates/main.html", line 595, in block 'body'
<span class="help-mark" title="{{ _("Komando por esti plenumita post la kreo de plurmedia dosiero. Pluraj komandoj povas esti apartigitaj per punktoknomo; ne uzu punktoknomo en komandojn; la sekvaj specialaj tokensoj estas akceptitaj: %%Y = jaro, %%m = monato, %%d = tago, %%H = horo, %%M = minuto, %%S = sekundo, %%q = kadra numero , %%v = okaza numero, %%f = dosiera vojo") }}">?
File "/usr/lib/python3.10/site-packages/jinja2/ext.py", line 167, in _gettext_alias
return __context.call(__context.resolve("gettext"), *args, **kwargs)
File "/usr/lib/python3.10/site-packages/jinja2/ext.py", line 179, in gettext
return rv % variables # type: ignore
File "/usr/lib/python3.10/site-packages/markupsafe/init.py", line 115, in mod
return self.class(super().mod(arg))
ValueError: unsupported format character 'm' (0x6d) at index 243
ERROR: 500 GET / (127.0.0.1) 42.64ms

Steps to reproduce

Change interface language and click to Apply

Proposed changes

(If you have a proposed change, workaround or fix,
describe the rationale behind it)

[github-actions]

There hasn't been any activity on this issue recently, so we clean up some of the older and inactive issues.
Please make sure to update to the latest version and check if that solves the issue. Let us know if that works for you by leaving a comment 👍
This issue has now been marked as stale and will be closed if no further activity occurs. Thanks!