Title: Call to undefined method DateTime::createFromFormat() Error after installing Pro Last modified: August 21, 2016 --- # Call to undefined method DateTime::createFromFormat() Error after installing Pro * Resolved [econblogger](https://wordpress.org/support/users/econblogger/) * (@econblogger) * [12 years, 5 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/) * Fatal error: Call to undefined method DateTime::createFromFormat() in /home/wp- content/plugins/maintenance/includes/functions.php on line 175 * Using Maintenance Pro 2.0.0 Maintenance 2.0.1 WordPress 3.8 * [http://wordpress.org/plugins/maintenance/](http://wordpress.org/plugins/maintenance/) Viewing 15 replies - 1 through 15 (of 16 total) 1 [2](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/page/2/?output_format=md) [→](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/page/2/?output_format=md) * Thread Starter [econblogger](https://wordpress.org/support/users/econblogger/) * (@econblogger) * [12 years, 5 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436793) * When you go to the page as a user you get this fatal error. Nothing else is displayed * [Fruitful Code](https://wordpress.org/support/users/fruitfulcode/) * (@fruitfulcode) * [12 years, 5 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436834) * econblogger, * Do you have other plugins activated? What WordPress theme active at the moment? * Try to check on clean, fresh install, everything must be okay. * [Fruitful Code](https://wordpress.org/support/users/fruitfulcode/) * (@fruitfulcode) * [12 years, 5 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436877) * econblogger, * Find the problem. You need to update PHP on your server. * Thread Starter [econblogger](https://wordpress.org/support/users/econblogger/) * (@econblogger) * [12 years, 5 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436920) * Thanks for the response. * I set the theme to be Twenty Ten v 1.5. Then disabled all plugins other than Maintenance and Maintenance Pro. They both are active. Is this correct? * I tried on WP 3.71 and 3.8 * Thread Starter [econblogger](https://wordpress.org/support/users/econblogger/) * (@econblogger) * [12 years, 5 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436921) * Also I re-downloaded the plugin from the fruitfulcode site but did not have any luck * [Fruitful Code](https://wordpress.org/support/users/fruitfulcode/) * (@fruitfulcode) * [12 years, 5 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436923) * econblogger, * Problem not in the plugin. You need to update PHP version on your server to PHP 5.3+ What php version you have at the moment? * Thread Starter [econblogger](https://wordpress.org/support/users/econblogger/) * (@econblogger) * [12 years, 5 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436933) * Awesome! That was the issue. I had PHP 5.2 and needed to upgrade to 5.3. Now it works. Thank you for the help * [janvanarkel](https://wordpress.org/support/users/janvanarkel/) * (@janvanarkel) * [12 years, 5 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436943) * same problem here… * Fatal error: Call to undefined method DateTime::createFromFormat() in /home1/ vanarkel/public_html/blog/wp-content/plugins/maintenance/includes/functions.php on line 175 * I do hope my provider HostGator is willing to update php. * [janvanarkel](https://wordpress.org/support/users/janvanarkel/) * (@janvanarkel) * [12 years, 5 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436944) * I had a chat with them and they installed it. working fine now. * [MeOnline](https://wordpress.org/support/users/webber2012/) * (@webber2012) * [12 years, 4 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436989) * Any chance to revert this again so that it works with php 5.2.x as well (again)? * Makes no sense at all having to upgrade php – which can cause major(!!!) problems with other scripts on all websites- just for a single WP plugin… I also don’t understand why it is only 5.3.x compatibel, have found no other script or plugin yet requiring this. * Earlier I have also -bought- the pro version and now slowly regret having done so. 🙁 So I now stuck having to use the older version … dissapointing! * [Fruitful Code](https://wordpress.org/support/users/fruitfulcode/) * (@fruitfulcode) * [12 years, 4 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436990) * webber2012, * What other problems you have after php update? * [http://codex.wordpress.org/Hosting_WordPress](http://codex.wordpress.org/Hosting_WordPress) * > Recommended setup > PHP 5.4 or greater is recommended. * Plugins use this function `DateTime::createFromFormat()` * They required version PHP 5.3+ * [MeOnline](https://wordpress.org/support/users/webber2012/) * (@webber2012) * [12 years, 4 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436991) * No other problems at all, but please also remember that the plugin is also used with older versions of WP. * [Fruitful Code](https://wordpress.org/support/users/fruitfulcode/) * (@fruitfulcode) * [12 years, 4 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436992) * > Makes no sense at all having to upgrade php – which can cause major(!!!) problems > with other scripts on all websites * No other problems at all? * Our plugin works correctly with minimum WordPress version 3.2 * Users must update WordPress to latest version in security reasons * [MeOnline](https://wordpress.org/support/users/webber2012/) * (@webber2012) * [12 years, 4 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4436993) * WP 3.8 is installed in my case. * [rahul300](https://wordpress.org/support/users/rahul300/) * (@rahul300) * [12 years, 3 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/#post-4437018) * DateTime::createFromFormat() is available in PHP version >=5.3. Hopefully you are using PHP Version less tha 5.3 You can use $timestamp = strtotime($yourFormattedDateTime); for lower version of php Viewing 15 replies - 1 through 15 (of 16 total) 1 [2](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/page/2/?output_format=md) [→](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/page/2/?output_format=md) The topic ‘Call to undefined method DateTime::createFromFormat() Error after installing Pro’ is closed to new replies. * ![](https://ps.w.org/maintenance/assets/icon-256x256.png?rev=2689583) * [Maintenance](https://wordpress.org/plugins/maintenance/) * [Frequently Asked Questions](https://wordpress.org/plugins/maintenance/#faq) * [Support Threads](https://wordpress.org/support/plugin/maintenance/) * [Active Topics](https://wordpress.org/support/plugin/maintenance/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/maintenance/unresolved/) * [Reviews](https://wordpress.org/support/plugin/maintenance/reviews/) * 16 replies * 5 participants * Last reply from: [Fruitful Code](https://wordpress.org/support/users/fruitfulcode/) * Last activity: [11 years, 11 months ago](https://wordpress.org/support/topic/call-to-undefined-method-datetimecreatefromformat-error-after-installing-pro/page/2/#post-4437040) * Status: resolved