This article was created in response to a support issue logged with K2. The content may include typographical errors and may be revised at any time without notice This article is not considered official documentation for K2 software and is provided “as is” with no warranties.


The following error appears after selecting a package for deployment using K2 Package and Deployment:

"Unsupported schema version 15 - version 14 or earlier is supported. Please update to the latest version. Parameter name: xml"


In this case, the following KB articles did not help to resolve the issue.

From the [K2].[HostServer].[UpdateHistory] table, both the Source and Target environments have the same K2 4.7 Cumulative Update and Fix Pack installed.

Troubleshooting Steps

To resolve the issue, please re-install the same 4.7 Cumulative Update and Fix Pack on the Source and Target environments.