I am a newbie, but the form worked fine when I used the default, but when I added some of my own like Address etc. the form fields never appeared in email or displayed on Appointments. Also when I clicked submit in my page Contact Us – Blinds Base – window blinds it did not give reply e.g. Done  My hosting company gave me this error that is dispalying: "I'm able to see the following errors in the logs that relate to the plugin: --- blindsbase.co.uk [Wed May 05 19:46:08 2021] [error] [client 2a00:23c6:2c87:3a00:3c7a:9e58:29cb:91d0:0] AH01071: Got error 'PHP message: PHP Warning: Invalid argument supplied for foreach() in /home/sites/13a/4/45791b601a/public_html/wp-content/plugins/easy-appointments/src/fields/tablecolumns.php on line 124PHP message: PHP Warning: Invalid argument supplied for foreach() in /home/sites/13a/4/45791b601a/public_html/wp-content/plugins/easy-appointments/src/dbmodels.php on line 266PHP message: PHP Warning: array_key_exists() expects parameter 2 to be array, null given in /home/sites/13a/4/45791b601a/public_html/wp-content/plugins/easy-appointments/src/dbmodels.php on line 295PHP message: PHP Warning: array_key_exists() expects parameter 2 to be array, null given in /home/sites/13a/4/45791b601a/public_html/wp-content/plugins/easy-appointments/src/dbmodels.php on line 306PHP message: PHP Warning: Invalid argument supplied for foreach() in /home/sites/13a/4/45791b601a/public_html/wp-includes/wp-d " Can you please advise.