Can't break terrain when not oped.

So, all the players can't break the terrain unless they are oped.

I get the following message" YOU ARE NOT PERMITTED TO INTERACT WITH *block name*

I don't know what plugin it is, but it is very annoying. I have RedProtection installed as a faction plugin since the actual one doesn't work with 1.14.

I also have PermissionsEX and more.