Error message “The p parameter is missing” when updating DKIM record
If you are trying to update your DKIM signature, and you get the error message, “The p parameter is missing”, it may be that your DNS is splitting the DKIM signature into two or more strings. If you’re using cPanel, you can fix this issue by using single quotes around the record.
Please refer to this link for more information.
We recommend using this site to for testing and to check changes made to your records.