[@robin-w Moderator 3 years, 8 months ago]

yes, this error is because you are posting more links than you have set as permitted.

As I said above :

I’d suspect that you tried posting more links than you have set as permitted.
go to
dashboard>settings>discussion>comment moderation for the settings that apply to your site

The default is :

Comment Moderation

Hold a comment in the queue if it contains 2 or more links.