[Koha] Koha 22 upgrade

Dear All, After upgrading from koha 3 to koha 22 I am facing this problem. When clicking on the checkout link and giving the cardnumber K am getting this 500 error message and on log I found this message. Template process failed: undef error - DBIx::Class::Storage::DBI::_dbh_execute(): DBI Except

Re: [Koha] Record display turns completely blank

Hello, Have you checked that all of the Perl modules are installed? And that caching is working? FV > On Aug 30, 2022, at 5:00 PM, koha-requ...@lists.katipo.co.nz wrote: > > Date: Tue, 30 Aug 2022 02:29:22 + > From: 吳宣億 mailto:hsuan...@ntu.edu.tw>> > To: Himanshu Aggarwal