I'm attempting to log in to my 2018 proseries and am getting an error message after entering user name, password and verification code. The user name and password are obviously ok, otherwise it wouldn't send the code to my phone. ???
Best Answer Click here
https://proconnect.intuit.com/community/help-articles/help/proseries-login-error-unable-to-validate-...
Does this help at all?
View solution in original post
For anyone else on this funhouse ride, I had success with the third option, renaming the Olac file to OldOlac.ini.
Thank you very much. This worked for me as well!!
