If this happens, you most likely have WP_DEBUG enabled in your wp-config.php file. However, although these warnings and notices are not looking nice at all and might seem frightening, they shouldn't affect Tickera functionality in any way. Therefore, you can simply turn off debugging in your wp-config.php file by entering:
If, however, you need debugging enabled for whatever reason but don't want it to display these pesky warnings and notices, you can enter the following:
Note: there cannot be two WP_DEBUG definitions! So, if you edit your wp-config.php file and find a value define('WP_DEBUG', true); you should change its value to false.
Now, if you these warnings and/or notices are somehow standing in the way of Tickera functionality and none of the above helps, please submit a support ticket to support.tickera.com