| Item | Description | 
| PR 2208599 | Can't use the StudyOwner.Count property in ST4 | 
| PR 1914096 | GetReferenceToGraphicMember2 returns a runtime error | 
| PR 1915928 | When opening an alternate assembly with the API function an exception occurs | 
| PR 1888771 | Resolved issues with Ribbon Bar Customizing | 
| PR 1911009 | Split Button & Drop Button doesn't work for macros | 
| PR 2205600 | Changing Drawing View Style by API is strange when the views are made in V20 | 
| PR 2207742 | NormalToFaceCutOuts.Add method does not return the expected result |