"can only concatenate str (not "NoneType") to str"

[Nagaraj Raj]

Hi,
I'm currently using pgAdmin-4(Version 4.12). When I try to view objects SQL 
statements, getting an INTERNAL SERVER ERROR with below expectation "can only 
concatenate str (not "NoneType") to str"
Please find attached screenshot.


Thank you!

Regards,Naga