Problem
Is 'Open XML SDK 2.0 for Microsoft Office' a required dependency of K2? Does K2 require Open XML to run?
Solution
'Open XML SDK 2.0 for Microsoft Office' is installed along with K2.
'Open XML SDK 2.0 for Microsoft Office' is required in K2 for any operations that involve exporting to a Microsoft Office product. For example, K2 allows you to export the results of a List View to Excel. This operation requires 'Open XML SDK 2.0 for Microsoft Office' to be installed for it to work.