New Error Messages
Below are the new error messages that have not been discussed elsewhere in this document.
Example #1 In PHP Core
<?php
echo " ";
session_regenerate_id();
/* Warning: session_regenerate_id(): Cannot regenerate
session id - headers already sent in filename on line n */
str_word_count("string", 4);
/* Warning: str_word_count(): Invalid format value 4
in filename on line n */
strripos("foo", "f", 4);
/* Notice: strripos(): Offset is greater than the
length of haystack string in filename on line n */
strrpos("foo", "f", 4);
/* Notice: strrpos(): Offset is greater than the
length of haystack string in filename on line n */
/* As of PHP 5.2.1, when allow_url_include is OFF (default) */
include "php://input";
/* Warning: include(): URL file-access is disabled
in the server configuration in filename on line n */
?>
Example #2 Object Oriented Code in PHP Core
<?php
interface foo {
}
class bar implements foo, foo {
}
/* Fatal error: Class bar cannot implement previously
implemented interface foo in filename on line n */
class foo {
public $bar;
function __get($var)
{
return $this->bar;
}
}
$foo = new foo;
$bar =& $foo->prop;
/* Notice: Indirect modification of overloaded property
foo::$prop has no effect in filename on line n */
class foo implements iterator {
public function current() {
}
public function next() {
}
public function key() {
}
public function valid() {
}
public function rewind() {
}
}
$foo = new foo();
foreach($foo as &$ref) {}
/* Fatal error: An iterator cannot be used with foreach
by reference in filename on line n */
class foo {
private function __construct() {
}
}
class bar extends foo {
public function __construct() {
parent::__construct();
/* Fatal error: Cannot call private
foo::__construct() in filename on line n */
}
}
new bar;
stream_filter_register("", "class");
/* Warning: stream_filter_register(): Filter name
cannot be empty in filename on line n */
stream_filter_register("filter", "");
/* Warning: stream_filter_register(): Class name
cannot be empty in filename on line n */
?>
Example #3 In the bzip2 Extension
<?php
bzopen("", "w");
/* Warning: bzopen(): filename cannot be empty
in filename on line n */
bzopen("foo", "a");
/* Warning: bzopen(): 'a' is not a valid mode for
bzopen(). Only 'w' and 'r' are supported in
filename on line n */
$fp = fopen("foo", "w");
bzopen($fp, "r");
/* Warning: bzopen(): cannot read from a stream
opened in write only mode in filename on line n */
?>
Example #4 In the datetime Extension
<?php
strtotime("today", "now");
/* Warning: strtotime() expects parameter 2 to be
long, string given in filename on line n */
/* As of PHP 5.2.1 */
new DateTime(new stdclass);
/* Fatal error: Uncaught exception 'Exception' with
message 'DateTime::__construct() expects parameter
1 to be string, object given' in filename:n */
?>
Example #5 In the dBase Extension
<?php
dbase_open("foo", -1);
/* Warning: Invalid access mode -1 in filename on line n */
/* As of PHP 5.2.1 */
dbase_open("foo", null);
/* Warning: The filename cannot be empty in filename on line n */
?>
Example #6 In the mcrypt Extension
<?php
$key = "this is a secret key";
$td = mcrypt_module_open('tripledes', '', 'ecb', '');
$iv = mcrypt_create_iv (mcrypt_enc_get_iv_size($td),
MCRYPT_RAND);
mcrypt_generic_init($td, $key, $iv);
$encrypted_data = mcrypt_generic($td, "");
/* Warning: mcrypt_generic(): An empty string was
passed in filename on line n */
?>
Example #7 In the oci8 Extension
<?php
oci_connect("user", "pass", "db", "bogus_charset");
/* Warning: Invalid character set name:
bogus_charset in filename on line n */
$oci = oci_connect("user", "pass", "db");
oci_password_change($oci, "", "old", "new");
/* Warning: username cannot be empty in filename
on line n */
oci_password_change($oci, "user", "", "new");
/* Warning: old password cannot be empty in filename
on line n */
oci_password_change($oci, "user", "old", "");
/* Warning: new password cannot be empty in filename
on line n */
?>
Example #8 In the SPL Extension
<?php
$obj = new SplFileObject(__FILE__);
$obj->fgetcsv("foo");
/* Warning: SplFileObject::fgetcsv(): delimiter must
be a character in filename on line n */
$obj->fgetcsv(",", "foo");
/* Warning: SplFileObject::fgetcsv(): enclosure must
be a character in filename on line n */
?>
Example #9 In the Semaphore (sysvmsg) extension
<?php
/* Warning: maximum size of the message has to be
greater then zero in filename on line n */
?>
Example #10 A 5.2.1+ Zip Example
<?php
$obj = new ZipArchive();
$obj->open('archive.zip');
$obj->setCommentName('', 'comment');
/* Notice: ZipArchive::setCommentName(): Empty string
as entry name in filename on line n */
/* As of PHP 5.2.1 */
$obj->getCommentName('');
/* Notice: ZipArchive::getCommentName(): Empty string
as entry name in filename on line n */
?>
English translation
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Document created the 30/01/2003, last modified the 26/10/2018
Source of the printed document:https://www.gaudry.be/en/php-rf-migration52.error-messages.html
The infobrol is a personal site whose content is my sole responsibility. The text is available under CreativeCommons license (BY-NC-SA). More info on the terms of use and the author.
References
These references and links indicate documents consulted during the writing of this page, or which may provide additional information, but the authors of these sources can not be held responsible for the content of this page.
The author This site is solely responsible for the way in which the various concepts, and the freedoms that are taken with the reference works, are presented here. Remember that you must cross multiple source information to reduce the risk of errors.
