Mine was the same for the last couple of days. Just tried again now and it's working fine.

Worked OK for me tonight

Working as normal again tonight. Thanks guys.

I also have the same problem. Working fine last night but tonight I get the message that username or password are incorrect.

Same thing happened to me tonight.I have tried uninstalling and re-installing several times but I stll get the message that my opensubtitles username or password are incorrect even thogh I have entered thhem correctly. Why is this suddenly happening?