Try mo open as text ang config ko then hanapin mo to: <auth-user-pass>
USER
PASS
</auth-user-pass>
then delete that
yung laman ng sa loob nyan is yung una is user and second is pass need mo i copy yun bago mo i delete
then palitan mo ng auth-user-pass
then save tapos import mo sa built-in openvpn then yung user and pass type mo sa gilid manually then try mo mag connect