undefined variable: $username in login
2005
"Notice: Undefined variable", "Notice: Undefined index", and "Notice: Undefined offset" using PHP
133229
Fatal error: Call to undefined function pg_connect()
30239
cron error: bad username
85610
Undefined index in PHP post
122198
Missing $ inserted
83787
"Failed to create user" due to regular expression error
91338
! Undefined control sequence
8612
Passing PHP variables to an included file?
16506
Fatal error: Call to undefined function mysql_connect()
62468
How do I display logged-in username IF logged-in?
29365
PHP Session variables disappearing?
35623
Created a new user at Stack Exchange, but did not get the right username
19574
undefined offset PHP error
70032
How do I set a variable in the configuration file setting.php and use it from code?
21165
Escaping username characters in basic auth URLs
19693
MySQL command appends '@localhost' to username
131630
Using braces with dynamic variable names in PHP