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Knowledge base

How to install and set up CatCode modules, what to do when something does not work, and technical details for developers.

Installation and licence

Where to find a module in OpenCart after installing it The Installer only uploads the files. The module still has to be installed in the extensions list. How to activate a key and how many sites it covers Where to paste the key, how to try Pro and how to move a licence to another site.

If something does not work

Nova Poshta: the syncCities address opens a blank page That is normal: the sync prints nothing on the screen. A shipping method is missing from the cart: what to check Nova Poshta, ROZETKA Delivery, Ukrposhta International: the steps most often missed. Migration from Horoshop or Prom: the Empty file error The feed returns an empty answer. Fixed in a module update. Ukrposhta International: the phone is required in OpenCart 4 OpenCart 4 does not ask for a phone at checkout by default.

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