The following error appears on K2 Designer:
InnerException: Could not allocate space for object 'Designer.ProcessHistory'.'PK_ProcessHistory_1' in database 'K2' because the 'FG_HostServer' filegroup is full.
Create disk space by deleting unneeded files, dropping objects in the filegroup, adding additional files to the filegroup, or setting autogrowth on for existing files in the filegroup
The K2 HTML Workflow will not be able to deploy due to a limitation on SQL Express. You will be presented with a Error 500 message on the K2 HTML Workflow Designer canvas.
You will also note that if the Page is refreshed, you will be presented with an 80% loading page and will not progress further on the Design Canvas.
Verify which version of SQL is installed. To correct this you will need a minimum of SQL Standard for K2 Development environments.
Please see the article below which will explain the details on the capabilities on SQL Express:
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