networkmanager-openvpn-1.2.4 turning on "comp-lzo" and ignores this settings in gui
1.2.6 should fix this, please try
(In reply to Pacho Ramos from comment #1) > 1.2.6 should fix this, please try Yes. networkmanager-openvpn-1.2.6 working fine.
Seems to be fixed in 1.2.6 and later.