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Server Error on K2 Management

  • August 12, 2025
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Topic

Users are unable to access K2 Management due to the server error below:

Could not load file or assembly 'SourceCode.Forms.Controls.Web.Accelerator.List' or one of its dependencies. The system cannot find the file specified.


Instructions 

Please confirm that the following DLL file exists in the path specified:

File: SourceCode.Forms.Controls.Web.Accelerator.List.dll
Path: {K2 Installation Folder}\Bin\ControlPack Controls

If this file is present in the folder above, please perform an IISRESET to get around the error.
If this file is missing, please contact Nintex Support for further assistance.