Leaking toilet pan connector

[Tyrone Faulkner]

Can somebody outline the steps required to repair/replace a toilet pan connector. Please refer the attached photo.

 

[Snoonyb]

Welcome.
Frankly, I've never seen a WC in that configuration, so please enlighten us/me.

So, I've looked and couldn't find a product in the configuration so, how about a make and model #?