Skip to content
English
  • There are no suggestions because the search field is empty.

Endless loading screen in LMS in Mozilla Firefox browser

    Symptoms 

    On attempt to access the LMS via Mozilla Firefox the following white screen appears: 



    Cause 

    By default third-party cookies are not allowed in Firefox: by default it is cross-site tracking cookies and it isolates other cross-site cookies option. 

    Resolution

        1. In Firefox open Settings > Privacy & Security, check that Enhanced Tracking Protection is in 'Standard' mode:


        2. Scroll down to 'Cookies and Site Data', click Manage Exceptions.

        3. Type in address 'https://idp.constructor.app' and click Allow:

     

        4. Click Save changes:

     

        5. Open LMS website and log in.