Symptoms

_1
After deploying a new package into the test environment, the K2 Designer now errors with:
Could not load file or assembly 'K2Field.K2Forms.Controls.Literal' or one of its dependencies. The system cannot find the file specified.

_2
When attempting to update process rights via K2 Workspace, the following error occurs:
"Invalid archive type"
 

Diagnoses

_1
Are you perhaps making use of the custom HTML Literal control from the K2 Community (http://community.k2.com/t5/K2-blackpearl/HTML-Literal/ba-p/80400)?

If this control was registered in your development environment and used in a view/form that was deployed to the test environment, you will also need to register this custom control in your test environment:

https://help.k2.com/onlinehelp/k2smartforms/devref/current/default.htm_using_controlutil.exe.html

_2
When attempting to update process rights via K2 Workspace, the following error occurs:
"Invalid archive type"
 

Resolution

_1
After registering this custom community control, the K2 Designer now loads successfully.

_2
Customer determined that the SQL Server's transaction log was filling up. After performing a database transaction logs truncation, updating the process rights no longer errors.