![Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass' - RocketDocs Help Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass' - RocketDocs Help](https://tw-desk-files.teamwork.com/i/482835/attachment-inline/174126.20181226183430051.174126.20181226183430051FmKES.png)
Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass' - RocketDocs Help
![vb.net & office: Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass' - Stack Overflow vb.net & office: Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass' - Stack Overflow](https://i.stack.imgur.com/OSzrC.png)
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 'EnvDTE.Project' - Stack Overflow Unable to cast COM object of type 'System.__ComObject' to interface type 'EnvDTE.Project' - Stack Overflow](https://i.stack.imgur.com/NlMBB.png)
Unable to cast COM object of type 'System.__ComObject' to interface type 'EnvDTE.Project' - Stack Overflow
![Unable to cast COM object of type 'CrystalDecisions.ReportAppServer.Controllers.ReportSourceClass' - Stack Overflow Unable to cast COM object of type 'CrystalDecisions.ReportAppServer.Controllers.ReportSourceClass' - Stack Overflow](https://i.stack.imgur.com/iwWM5.png)
Unable to cast COM object of type 'CrystalDecisions.ReportAppServer.Controllers.ReportSourceClass' - Stack Overflow
![Crystal Reports Unable to Cast COM Object of Type 'ReportSourceClass' to Interface Type 'ISCRReportSource' - Tech Journey Crystal Reports Unable to Cast COM Object of Type 'ReportSourceClass' to Interface Type 'ISCRReportSource' - Tech Journey](https://cdn.techjourney.net/2019/03/crystal-reports-cast-pdf-error.png)
Crystal Reports Unable to Cast COM Object of Type 'ReportSourceClass' to Interface Type 'ISCRReportSource' - Tech Journey
![Error: Error:](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'
![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
Unable to cast COM object of type 'System.__ComObject' to interface type 'LFSO80Lib.LFDocument'. - Laserfiche Answers
![unable to cast COM object of type 'microsoft.Office.Interop.Excel.ApplicationClass' to 'microsoft.Office.Interop.Excel.Application' unable to cast COM object of type 'microsoft.Office.Interop.Excel.ApplicationClass' to 'microsoft.Office.Interop.Excel.Application'](https://i.stack.imgur.com/8Mymj.jpg)
unable to cast COM object of type 'microsoft.Office.Interop.Excel.ApplicationClass' to 'microsoft.Office.Interop.Excel.Application'" - Stack Overflow
![Unable to cast COM object of type 'System.__ComObject' to interface type 'Microsoft.SqlServer.Dts.Runtime.Wrapper.IDTSVariables100'. | Chanmingman's Blog Unable to cast COM object of type 'System.__ComObject' to interface type 'Microsoft.SqlServer.Dts.Runtime.Wrapper.IDTSVariables100'. | Chanmingman's Blog](https://chanmingman.files.wordpress.com/2017/07/071817_1324_unabletocas1.png?w=376)
Unable to cast COM object of type 'System.__ComObject' to interface type 'Microsoft.SqlServer.Dts.Runtime.Wrapper.IDTSVariables100'. | Chanmingman's Blog
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
unable to cast com object of type 'system.__comobject' to interface type. Does repair/restore DB helps for this issue?
![vb.net & office: Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass' - Stack Overflow vb.net & office: Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass' - Stack Overflow](https://i.stack.imgur.com/HB2Hc.png)