For that you need to take code latest for environment

After that please fallow the below steps

1. Open IIS Manager
2. Add new virtual directory with 
     - Alias : Platform
     - Physical Path : "D:\WTWeb\Web\Web Projects\WORKTERRA" (Your local code base path for "WORKTERRA" folder)

3.Right click on that newly created virtual directory ("Platform")
     - Click on "Convert to Application"

4.Remove "Workterra" virtual directory 

5.For form builder pages you need to save EDS page once from your "Company Information" setting.

Please let me know if you are facing any issue.