HOW-TO: use mod_rewrite to get rid of "?" in the url

Software Support
23

Hi
i do all steps in this url When I click some button or follow some link, I'm left with a blank page. What do I do?
and the error appear
…
ojs2 has produced an error
Message: WARNING: session_start(): Cannot send session cache limiter - headers already sent (output started at /home/onlin170/public_html/ojs/lib/pkp/includes/functions.inc.php:25)
In file: /home/onlin170/public_html/ojs/lib/pkp/classes/session/SessionManager.inc.php
At line: 60
Stacktrace:
File: (unknown) line (unknown)
Function: PKPApplication->errorHandler(2, “session_start(): Cannot send session cache limiter - headers already sent (output started at /home/onlin170/public_html/ojs/lib/pkp/includes/functions.inc.php:25)”, “/home/onlin170/public_html/ojs/lib/pkp/classes/session/SessionManager.inc.php”, 60, Array(3))
File: /home/onlin170/public_html/ojs/lib/pkp/classes/session/SessionManager.inc.php line 60
Function: session_start()
File: /home/onlin170/public_html/ojs/lib/pkp/classes/session/SessionManager.inc.php line 130
Function: SessionManager->SessionManager(Object(SessionDAO), Object(Request))
File: /home/onlin170/public_html/ojs/classes/security/Validation.inc.php line 281
Function: SessionManager->getManager()
File: /home/onlin170/public_html/ojs/lib/pkp/classes/core/PKPPageRouter.inc.php line 66
Function: Validation->isLoggedIn()
File: /home/onlin170/public_html/ojs/lib/pkp/classes/core/Dispatcher.inc.php line 117
Function: PKPPageRouter->isCacheable(Object(Request))
File: /home/onlin170/public_html/ojs/lib/pkp/classes/core/PKPApplication.inc.php line 178
Function: Dispatcher->dispatch(Object(Request))
File: /home/onlin170/public_html/ojs/index.php line 65
Function: PKPApplication->execute()

and

ojs2 has produced an error
Message: WARNING: Cannot modify header information - headers already sent by (output started at /home/onlin170/public_html/ojs/lib/pkp/includes/functions.inc.php:25)
In file: /home/onlin170/public_html/ojs/lib/pkp/classes/core/Dispatcher.inc.php
At line: 247
Stacktrace:
File: (unknown) line (unknown)
Function: PKPApplication->errorHandler(2, “Cannot modify header information - headers already sent by (output started at /home/onlin170/public_html/ojs/lib/pkp/includes/functions.inc.php:25)”, “/home/onlin170/public_html/ojs/lib/pkp/classes/core/Dispatcher.inc.php”, 247, Array(0))
File: /home/onlin170/public_html/ojs/lib/pkp/classes/core/Dispatcher.inc.php line 247
Function: header(“HTTP/1.0 404 Not Found”)
File: /home/onlin170/public_html/ojs/lib/pkp/classes/core/PKPPageRouter.inc.php line 184
Function: Dispatcher->handle404()
File: /home/onlin170/public_html/ojs/lib/pkp/classes/core/Dispatcher.inc.php line 134
Function: PKPPageRouter->route(Object(Request))
File: /home/onlin170/public_html/ojs/lib/pkp/classes/core/PKPApplication.inc.php line 178
Function: Dispatcher->dispatch(Object(Request))
File: /home/onlin170/public_html/ojs/index.php line 65
Function: PKPApplication->execute()

can you help me please

24

Hi @fadia,

Do these links work if you remove the rewrite rules temporarily?

Regards,
Alec Smecher
Public Knowledge Project Team

25

yes , it’s work
but when use htaccess and edit the config.inc.php some link isn’t work
my config.inc.php file

disable_path_info =off
base_url[index] = http://online.ust.edu/ojs/index.php
base_url[ojs] = http://online.ust.edu/ojs/
restful_urls = off

my htaccess

RewriteEngine on RewriteCond %{REQUEST_FILENAME} !-d RewriteCond %{REQUEST_FILENAME} !-f RewriteRule ^(.*)$ /index.php/$1 [QSA,L]

finally the url rid “?” question mark and the journal is work

just some link like (about link) or ( search link) or ( login link ) isn’t open and
i have error when click (register link) or (profile link )
the error is

Message: WARNING: session_start(): Cannot send session cache limiter -
headers already sent (output started at
/home/onlin170/public_html/ojs/lib/pkp/includes/functions.inc.php:25)
In file: /home/onlin170/public_html/ojs/lib/pkp/classes/session/SessionManager.inc.php

ojs2 has produced an error
Message: WARNING: Cannot modify header
information - headers already sent by (output started at
/home/onlin170/public_html/ojs/lib/pkp/includes/functions.inc.php:25)
In file: /home/onlin170/public_html/ojs/lib/pkp/classes/core/Dispatcher.inc.php

can you tell me how solve this error please
and I used Open Journal System 2.4.6.0
Server info:
OS: Linux
PHP Version: 5.5.31
Apache Version: N/A
DB Driver: mysql
DB server version: 5.5.43-37.2-log

26

Hi @fadia,

Your config.inc.php's base_url[index] shouldn’t refer to a .php file. Try some of the other approaches listed above.

Regards,
Alec Smecher
Public Knowledge Project Team

27

Hi
Thank you so much Mr.@asmecher
my problem it’s solve :heart_eyes:

my config.inc.php is

disable_path_info =off
base_url[index] = http://online.ust.edu/ojs/index.php/index
base_url[ojs] = http://online.ust.edu/ojs/
restful_urls = off

Thank you :sparkling_heart: