If videos cannot be uploaded to SharePoint and you get a System.ArgumentException with invalid field name, you might want to check if the Site Collection feature “Video and Rich Media” is enabled on your site.
Blog covering various SharePoint and K2 topics and development
K2 SmartForms provide an OOTB functionality to create PDF documents based on K2 SmartForms.
This is a a great way to individualize your solutions using favicon within K2 SmartForms even more.
When K2 logging is enabled, logfiles in the format HostServerYYMMDD_NN.log will be created in the following folder: C:\Program Files (x86)\K2 blackpearl\Host Server\Bin This post describes how to automatically delete old K2 Hostserver logfiles using...
You might get the following error message when editing SharePoint List Items: The server was unable to save the form at this time. Please try again.
Found this very useful post: K2 SERVER EVENT RUN AS API
Check an editable list view in K2 SmartForms for duplicates (and flag them).
Since K2 SmartForm Control Pack 4.6.9 a new Timer Control is available.