ownCloud,Error while reading: error:140943FC:SSL routines:ssl3_read_bytes:sslv3 alert bad record mac

hello,
I’ve just tried OwnCloud with a lets Encrypt certificate as per the howto on the forums
and it has all worked well till today when I tried Owncloud client, the Web interface is working well but
the client is throwing this error

“ownCloud,Error while reading: error:140943FC:SSL routines:ssl3_read_bytes:sslv3 alert bad record mac”

My hosting is OVH, with a Debian Jessie VM

any help would be fantastic.

I’ve found these sites but honestly it is beyond my at the moment

https://forum.owncloud.org/viewtopic.php?t=32709
https://weakdh.org/sysadmin.html