Notice: Undefined variable: SERVER
2005
"Notice: Undefined variable", "Notice: Undefined index", and "Notice: Undefined offset" using PHP
103600
urlEvent is undefined
86214
if(!isset($_POST["user"]) ignored and returns Undefined Index
72688
How to fix the session_register() deprecated issue?
27679
What does the PHP error message "Notice: Use of undefined constant" mean?
60457
Undefined reference to `sin`
144673
Why does this JavaScript code print "undefined" on the console?
48242
How can I get useful error messages in PHP?
127265
Call to undefined function mime_content_type(), can't change server settings
91338
! Undefined control sequence
5813
Getting a POST variable
153088
PHP Fatal error: Call to undefined function mssql_connect()
46689
What is the difference between Nginx variables $host, $http_host, and $server_name?
29714
header("location") causes [500] internal server error?
33306
Emacs - Error when calling (server-start)
25704
Undefined, unspecified and implementation-defined behavior
74155
How do I get PHP errors to display?