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Unable to cast COM object of type 'Microsoft.Office.Interop.Word.ApplicationClass' - RocketDocs Help
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Unable to cast COM object of type 'CrystalDecisions.ReportAppServer.Controllers.ReportSourceClass' - Stack Overflow
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vb.net & office: Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass' - Stack Overflow
unable to cast com object of type 'system.__comobject' to interface type. Does repair/restore DB helps for this issue?
VS 2010 [RESOLVED] Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass'-VBForums
Unable to cast COM object of type 'Inventor.ApprenticeServerComponentClass'" when trying to use Copy Design and/or rename file in Vault | Inventor 2019 | Autodesk Knowledge Network
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Unable to cast COM object of type 'System.__ComObject' to interface type 'Microsoft.SqlServer.Dts.Runtime.Wrapper.IDTSVariables100'. | Chanmingman's Blog
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Intermittent "Unable to cast COM object of type ... The RPC server is unavailable ... 0x800706BA" error when using Excel functions
![Unable to cast COM object of type (No such interface supported (Exception from HRESULT: 0x80004002 (E_NOINTERFACE))) - Stack Overflow Unable to cast COM object of type (No such interface supported (Exception from HRESULT: 0x80004002 (E_NOINTERFACE))) - Stack Overflow](https://i.stack.imgur.com/BiG7I.png)
Unable to cast COM object of type (No such interface supported (Exception from HRESULT: 0x80004002 (E_NOINTERFACE))) - Stack Overflow
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Crystal Reports Unable to Cast COM Object of Type 'ReportSourceClass' to Interface Type 'ISCRReportSource' - Tech Journey
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已解决】C#程序excel处理出错:Additional information: Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass' to interface type 'Microsoft.Office.Interop.Excel._Application' – 在路上
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vb.net & office: Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass' - Stack Overflow
![Error: "Unable to cast COM object of type 'CrystalDecisions.ReportAppServer.Controllers.ReportSourceClass' to interface type CrystalDecisions.ReportAppServer.Controllers.!SCRReportSource' Error: "Unable to cast COM object of type 'CrystalDecisions.ReportAppServer.Controllers.ReportSourceClass' to interface type CrystalDecisions.ReportAppServer.Controllers.!SCRReportSource'](https://support.na.sage.com/Platform/Publishing/images/CP_CE/5961bdab-a49a-d201-5455-bbc17959aa01_image_26.4.2018.13.48.34.967.png)
Error: "Unable to cast COM object of type 'CrystalDecisions.ReportAppServer.Controllers.ReportSourceClass' to interface type CrystalDecisions.ReportAppServer.Controllers.!SCRReportSource'
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