Column count of mysql.proc is wrong. Expected 20, found 16. The table is probably corrupted

Question

I am using 000webhost.com and I am using phpMyAdmin there. I am getting this error from MySQL when I run my PHP script as the title says:

Column count of

Answer 1

I was using a windows 10 system and the solution that worked for me was mysql_upgrade -u root -p

But you need to ensure that the path to the mysql_upgrade script which is present in the mysql/bin folder of your installation directory needs to be added in the environment variable path for this command to work