Here is the output logs:
================
Failed to update maildirsize file for
[email protected]. Unable to safely open file: No such file or directory at /usr/local/cpanel/Cpanel/Email/Maildir.pm line 70
Cpanel::Email::Maildir::set_maildirsize_quota('test2', 'sub.somedomain.com', 250, 1) called at /usr/local/cpanel/Cpanel/Email.pm line 1017
Cpanel::Email::addpop('test2', 010203, 250, 'sub.somedomain.com', 0, 1, 0, 0) called at /usr/local/cpanel/Cpanel/Email.pm line 3278
Cpanel::Email::api2_addpop('quota', 250, 'password', testpassw, 'cache_fix', 1333506651605, 'domain', 'sub.somedomain.com', 'email', 'test2') called at (eval 5) line 1
eval '$dataref = [Cpanel::Email::api2_addpop(%{$rCFG})];' called at /usr/local/cpanel/Cpanel/Api2/Exec.pm line 87
Cpanel::Api2::Exec::api2_exec('Email', 'addpop', HASH(0xa048988), HASH(0xa04c2cc)) called at cpanel line 890
main::docpanelaction(HASH(0xa04c320)) called at cpanel line 4873
main::run_fast_json_mode() called at cpanel line 409
[2012-04-03 22:30:35 -0400] warn [mxadmin] Failed to create /home/someuser/mail/sub.somedomain.com/test2/maildirsize: No such file or directory at /usr/local/cpanel/Cpanel/Email/Perms/User.pm line 108
Cpanel::Email::Perms::User::_set_perms('/home/someuser', 'mail/%domain%/%user%/maildirsize', ARRAY(0x84555bc), HASH(0xa46a434)) called at /usr/local/cpanel/Cpanel/Email/Perms/User.pm line 81
Cpanel::Email::Perms::User::_ensure_perms('USER', '/home/someuser', 'sub.somedomain.com', 'test2') called at /usr/local/cpanel/Cpanel/Email/Perms/User.pm line 52
Cpanel::Email::Perms::User::ensure_user_perms('/home/someuser', 'sub.somedomain.com', 'test2') called at bin/mxadmin line 119