[Koha] updating database Structure Error

[Mr. Sitali C. S.]

Greetings,

I need help with the following error;

   - Upgrade to 22.12.00.041 [21:28:28]: Bug 30649 - Increase the vendor
   EDI account password field to 256 characters
   ERROR: Exception 'Koha::Exceptions::MissingParameter' thrown 'No
   encryption_key in koha-conf.xml'

I installed Koha using the following;

https://wiki.koha-community.org/wiki/Koha_on_Debian
using ubuntu 22.04

Thank you
-- 
Sitali Chrispin Simasiku,
P. O. Box 660193,
Monze,
ZAMBIA.

Mobile: +26 0979 869471
            +26 0966 869471
SKYPE: Libsitali