[Koha] Catalog Error 500

[MASTeR Library]

*Good Morning All**started getting an error when selecting a title. If
I search the catalog** and then select the title link I get the
following error:
**An Error has Occurred!*

* Error 500*

*Error attaching this link. *https://i.ibb.co/PhLwVm7/Capture.png

 Thanking you..

Librarian,
MAMCET <http://mamcet.com/>
Trichy-Chennai Trunk Road,
Siruganur, Tiruchirappalli-621 105.