404 for Summernote after upgrade from 7.1.9 to 8.4.2

[Vincent]

we have upgrade the EspoCRM from 7.1.9 to 8.4.2.

when i load a record of an entity, no detail page is shown and

I see error 404 for https://webapp_url/Summernote?r=1736237492 in F12 network panel

[Vadym]

Hi Vincent,

Please provide EspoCRM error log to investigate this issue in more detail:

https://docs.espocrm.com/administration/troubleshooting/#espocrm-log