I would suggest it worth clearing cache in all 3 (or more) microG apps …
Settings > Apps > See all … apps > 3 dot menu top right > Show system > MicroG Services > Storage & cache > Clear cache
Settings > Apps > See all … apps > 3 dot menu top right > Show system > MicroG Companion > Storage & cache > Clear cache
Settings > Apps > See all … apps > 3 dot menu top right > Show system > MicroG Services Framework Proxy > Storage & cache > Clear cache
You might also progressively Clear storage in the above apps.
[App]
undefined …
more or less correct …
It is not recommended to try to update microG version … that is about correct.
But is your /e/OS up to date ? [HOWTO] Give complete /e/OS version info easily for support, answers, comparison etc.