[SM-USERS] ERROR-"There was an error contacting the mail server."

[Sorry if this is a double post] I am running Postfix/Courier-IMAP and just installed Squirrelmail. Got it all to work but when I try to login I get: ERROR There was an error contacting the mail server. Contact your administrator for help. Go to the login page I cant seem to find out where the e

[SM-USERS] ERROR-"There was an error contacting the mail server."

I am running Postfix/Courier-IMAP and just installed Squirrelmail. Got it all to work but when I try to login I get: ERROR There was an error contacting the mail server. Contact your administrator for help. Go to the login page I cant seem to find out where the error is. Mail works fine using M2