Title: [Plugin: Events Manager] Installation Error Last modified: August 20, 2016 --- # [Plugin: Events Manager] Installation Error * Resolved [gobbleoff](https://wordpress.org/support/users/gobbleoff/) * (@gobbleoff) * [14 years, 11 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/) * Hi all, I just installed WP and Events Manager, and upon installation of EM, I get the following at the header of my site: * ``` Warning: session_start() [function.session-start]: open(/tmp/sess_9d42a748d912cdfcea073f38c0e1c1fe, O_RDWR) failed: Read-only file system (30) in /home/carclube/public_html/wordpress/wp-content/plugins/events-manager/classes/em-notices.php on line 11 Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/carclube/public_html/wordpress/wp-content/plugins/events-manager/classes/em-notices.php:11) in /home/carclube/public_html/wordpress/wp-content/plugins/events-manager/classes/em-notices.php on line 11 Warning: Cannot modify header information - headers already sent by (output started at /home/carclube/public_html/wordpress/wp-content/plugins/events-manager/classes/em-notices.php:11) in /home/carclube/public_html/wordpress/wp-content/plugins/wordpress-mobile-pack/plugins/wpmp_switcher/wpmp_switcher.php on line 506 ``` * any ideas on where to start looking? * [http://wordpress.org/extend/plugins/events-manager/](http://wordpress.org/extend/plugins/events-manager/) Viewing 15 replies - 1 through 15 (of 26 total) 1 [2](https://wordpress.org/support/topic/plugin-events-manager-installation-error/page/2/?output_format=md) [→](https://wordpress.org/support/topic/plugin-events-manager-installation-error/page/2/?output_format=md) * Thread Starter [gobbleoff](https://wordpress.org/support/users/gobbleoff/) * (@gobbleoff) * [14 years, 11 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2141718) * and I get this at the footer of the site: * ``` Warning: Unknown: open(/tmp/sess_9d42a748d912cdfcea073f38c0e1c1fe, O_RDWR) failed: Read-only file system (30) in Unknown on line 0 Warning: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/tmp) in Unknown on line 0 ``` * [agelonwl](https://wordpress.org/support/users/angelonwl/) * (@angelonwl) * [14 years, 11 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2141824) * hi, * you can try turning off your PHP display_error…does your installation fails to work at all and is it the latest update? * Thread Starter [gobbleoff](https://wordpress.org/support/users/gobbleoff/) * (@gobbleoff) * [14 years, 11 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2141870) * I get absolutely zero errors with the install. * ive put this in wp-config.php * ``` error_reporting(0); @ini_set(‘display_errors’, 0); ``` * and get the same errors on the website. * [agelonwl](https://wordpress.org/support/users/angelonwl/) * (@angelonwl) * [14 years, 11 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2141875) * its should be turn off at your server (PHP thru ini file) But did you try disabling wordpress-mobile-pack plugin (see it at error outpu * And does your EM is not working at all or just showing this warning? * Thread Starter [gobbleoff](https://wordpress.org/support/users/gobbleoff/) * (@gobbleoff) * [14 years, 11 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2141878) * mobile pack is deactivated. * it looks like it works on the page, but when i drag the widget to the sidebar, i get php errors just above the Title textbox * ``` Warning: session_start() [function.session-start]: open(/tmp/sess_0e195be0969e1b3a6a89dbef04536289, O_RDWR) failed: Read-only file system (30) in /home/carclube/public_html/wordpress/wp-content/plugins/events-manager/classes/em-notices.php on line 11 Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/carclube/public_html/wordpress/wp-content/plugins/events-manager/classes/em-notices.php:11) in /home/carclube/public_html/wordpress/wp-content/plugins/events-manager/classes/em-notices.php on line 11 ``` * [agelonwl](https://wordpress.org/support/users/angelonwl/) * (@angelonwl) * [14 years, 11 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2141883) * did you try turning off the php display error? * Thread Starter [gobbleoff](https://wordpress.org/support/users/gobbleoff/) * (@gobbleoff) * [14 years, 11 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2141884) * I’m on shared hosting so can’t change php.ini * I’ve added the above lines into wp-config.php to hopefully turn off the errors, but regardless if its in there or not, the errors display. * [agelonwl](https://wordpress.org/support/users/angelonwl/) * (@angelonwl) * [14 years, 11 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2141905) * if incase it just showing warning and everything works perfectly try this @ wp- config.php * ``` @ini_set('log_errors','On'); @ini_set('display_errors','Off'); ``` * Plugin Author [Marcus (aka @msykes)](https://wordpress.org/support/users/netweblogic/) * (@netweblogic) * [14 years, 11 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2141907) * it’s probably that your theme or another plugin is outputing whitespace before EM has a chance to start sessions * either that or you have some issue with sessions in your php setup * Thread Starter [gobbleoff](https://wordpress.org/support/users/gobbleoff/) * (@gobbleoff) * [14 years, 11 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2141915) * thanks guys. it wasnt anything on the software side, at the same time as this, i put in a support ticket, and it was fixed on the (shared) server side. * am going through and testing wp-events now before putting it into review. * [Frankie Jarrett](https://wordpress.org/support/users/fjarrett/) * (@fjarrett) * [14 years, 7 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2142029) * [@gobbleoff](https://wordpress.org/support/users/gobbleoff/) is your hosting through GoDaddy? I know someone having the exact same issue and we’re trying to get to the bottom of it. * //Frankie * Plugin Author [Marcus (aka @msykes)](https://wordpress.org/support/users/netweblogic/) * (@netweblogic) * [14 years, 7 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2142030) * looking at that error again, i just realized that this would have been caused most probably by bad permissions in your web server settings or the temporary folder for sessions. * [inTOWN](https://wordpress.org/support/users/intown/) * (@intown) * [14 years, 7 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2142031) * Having the same problem and also not able to change php.ini * Plugin Author [Marcus (aka @msykes)](https://wordpress.org/support/users/netweblogic/) * (@netweblogic) * [14 years, 7 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/#post-2142032) * inTOWN: did you contact your host about it? * [inTOWN](https://wordpress.org/support/users/intown/) * (@intown) * [14 years, 7 months ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/page/2/#post-2142034) * My host thinks it might have to do with how I set up my test user accounts. When not having a domein name I use the 100.100.100.100/~testuser option, which according to him is not the right solution. * So, I have to set it up differently, For now I just commented out line 11 at em-notices.php which also does the trick… Viewing 15 replies - 1 through 15 (of 26 total) 1 [2](https://wordpress.org/support/topic/plugin-events-manager-installation-error/page/2/?output_format=md) [→](https://wordpress.org/support/topic/plugin-events-manager-installation-error/page/2/?output_format=md) The topic ‘[Plugin: Events Manager] Installation Error’ is closed to new replies. * ![](https://ps.w.org/events-manager/assets/icon-256x256.png?rev=1039078) * [Events Manager - Calendar, Bookings, Tickets, and more!](https://wordpress.org/plugins/events-manager/) * [Frequently Asked Questions](https://wordpress.org/plugins/events-manager/#faq) * [Support Threads](https://wordpress.org/support/plugin/events-manager/) * [Active Topics](https://wordpress.org/support/plugin/events-manager/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/events-manager/unresolved/) * [Reviews](https://wordpress.org/support/plugin/events-manager/reviews/) * 26 replies * 10 participants * Last reply from: [Frankie Jarrett](https://wordpress.org/support/users/fjarrett/) * Last activity: [14 years ago](https://wordpress.org/support/topic/plugin-events-manager-installation-error/page/2/#post-2142081) * Status: resolved