I am upgrading from version 9 (portal) to version 12 (portal) following [this article](https://devnet.kentico.com/articles/multi-version-upgrades-alternate-approach). Everything seems to work till I get to upgrade from 11 to 12. I do exactly the same steps, i.e.: 1. run upgra...

Hi All, I am using Kentico 9 CMS and I have customized it to suit my client's needs. If I have to upgrade to Kentico 12, is there an option from Kentico CMS admin to directly upgrade it or do i have to purchase Kentico 12 and then re-customize it entirely like I did it in Ken...

Hi, after the upgrade kentico 8.2 to 9 , I got this problem "Invalid column name 'DocumentInheritsStylesheet'." , before upgrading , There was no problem with the kentico 8.2, someone can help me ??

How to upgrade site from v7 to v8. Who can provide for me a link guideline to upgrade?Thank? I refer this link but i don't help me a lot! http://devnet.kentico.com/articles/upgrade-to-v8

Our cms.user table has been customized with additional fields to persist user-specific data. These fields were specified via Modules > Membership > Classes > User > Fields It appears the new fields we've defined are added to the built-in CMS.USER table. What happens when a ...

I upgrade the kentico site version 10 to 11 and rebuild the application and I run the application I am gettiong below error message. Could not load type 'CMS.Ecommerce.Web.UI.CMSPaymentGatewayProvider' from assembly 'CMS.Ecommerce.Web.UI, Version=11.0.0.0, Culture=neutral, Pu...

I have class CMSModuleLoader.cs that is using GeneralizedInfo.ObjectType. The error GeneralizedInfo does not contain a definition for object type What should I use to replace GeneralizedInfo.ObjectType? Thanks David

I have a Kentico 7.0.76 production environment and need to upgrade it to 8.0. I have ran the upgrade on a development environment and the code change tool. It had 6000 lines of code that it can and cannot update. How does one do this on a production environment. It is not real...

HI There, I was following the manual upgrade step to upgrade our 8.2 solution to 9.0, I have successfully upgraded the code and the database. well, I meant I didn't encounter errors while upgrading the code and the database. now my database has database at 9.0 and data at 8.2....