The internet speed is not optimal in order to access the Online Editor.
You can check the internet speed through the following website:
https://www.speedtest.net/Note: If the internet speeds are above 100 Mbps for download and 300 Mbps for upload for example then you might consider changing the internet browser and seeing if this resolves your issue. The internet browser might not be up to date and this can lead to the above mentioned error.
Translation Memory errors have been resolved by clearing browser cache.