#48041 [Opn->Fbk]: no headers sent if output is blank

ID: 48041 Updated by: lbarnaud@php.net Reported By: mortals at seznam dot cz -Status: Open +Status: Feedback Bug Type: *General Issues Operating System: linux PHP Version: 5.2.9 New Comment: Both display_errors and log_errors are Off, please try enabling one of them and check if you have any error. Please also check if you have any differences compared to your 32bit setup (ini settings, fcgi module, etc). Also check your apache error log with LogLevel set to debug, eventually mod_fcgid logs, etc. Previous Comments: ------------------------------------------------------------------------ [2009-04-24 13:00:44] mortals at seznam dot cz output of /usr/local/php5latest/bin/php-cgi -i http://www.korous.net/phpcgi_i.html ------------------------------------------------------------------------ [2009-04-24 11:53:19] lbarnaud@php.net Could you please sent the output of the following command: "/usr/local/php5latest/bin/php-cgi -i" ------------------------------------------------------------------------ [2009-04-24 08:37:05] mortals at seznam dot cz ok, little more info for reproduce: I am using distribution gentoo and fastcgi (fcgid), but I have try minimal manually instalation without extensions: ./configure --prefix=/usr/local/php5latest --host=x86_64-pc-linux-gnu --enable-cgi --enable-fastcgi --enable-force-cgi-redirect --with-config-file-path=/etc/php/cgi-php5 --without-pear /usr/local/php5latest/bin/php-cgi -v PHP 5.2.10-dev (cgi-fcgi) (built: Apr 24 2009 10:06:17) Copyright (c) 1997-2009 The PHP Group Zend Engine v2.2.0, Copyright (c) 1998-2009 Zend Technologies in virtualhost is <directory /home...> FCGIWrapper /usr/local/php5latest/bin/php-cgi .php </directory> and still doesnt work. I have added echo $test; to example reproduce code and headers are sent, without echo no headers. I have make strace with output: http://www.korous.net/strace-echo.txt and without output: http://www.korous.net/strace-noecho.txt ------------------------------------------------------------------------ [2009-04-23 16:13:21] jani@php.net Please try using this CVS snapshot: http://snaps.php.net/php5.2-latest.tar.gz For Windows: http://windows.php.net/snapshots/ I can not reproduce this on 3 servers (all being 64bit..) ------------------------------------------------------------------------ [2009-04-22 09:52:55] mortals at seznam dot cz Description: ------------ no headers sent if output is blank on 64bit system (for example redirection dont work). 5.2.9 on 32bit servers is ok. Reproduce code: --------------- <? $test = 0; ?> or <? header('HTTP/1.1 301 Moved Permanently'); header('Location: http://www.example.com'); ?> Expected result: ---------------- telnet example.com 80 GET /test.php HTTP/1.1 Host: example.com HTTP/1.1 200 OK Date: Wed, 22 Apr 2009 09:23:11 GMT Server: Apache Cache-Control: max-age=7200 Expires: Wed, 22 Apr 2009 11:23:11 GMT Content-Length: 0 Content-Type: text/html Connection closed by foreign host. Actual result: -------------- telnet example.com 80 GET /test.php HTTP/1.1 Host: example.com Connection closed by foreign host. ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=48041&edit=1