![More Information on 'Library not registered ... TYPE_E_LIBNOTREGISTERED' errors, relating to Microsoft COM "Interop assemblies" (corruption in the Windows registry) More Information on 'Library not registered ... TYPE_E_LIBNOTREGISTERED' errors, relating to Microsoft COM "Interop assemblies" (corruption in the Windows registry)](https://www.ibm.com/support/pages/system/files/inline-images/image_6053.png)
More Information on 'Library not registered ... TYPE_E_LIBNOTREGISTERED' errors, relating to Microsoft COM "Interop assemblies" (corruption in the Windows registry)
![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
![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)
vb.net & office: Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass' - Stack Overflow
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
VS 2010 [RESOLVED] Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass'-VBForums
Error in rule: "Unable to cast COM object of type 'Microsoft.Office.Interop.Excel.ApplicationClass'" when running a GoExcel rule in Inventor | Inventor 2018 | Autodesk Knowledge Network
![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 'microsoft.Office.Interop.Excel.ApplicationClass' to 'microsoft.Office.Interop.Excel.Application'" - Stack Overflow](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
![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 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](https://www.crifan.com/files/pic/uploads/2013/12/Unable-to-cast-COM-object-of-type-Microsoft.Office.Interop.Excel_.ApplicationClass-to-interface-t.png)
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
![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 'system.__comobject' to interface type. Does repair/restore DB helps for this issue?
![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'
![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
![Solution for 'Unable to cast COM object of type Microsoft.Office.Interop.Outlook.ApplicationClass' error Solution for 'Unable to cast COM object of type Microsoft.Office.Interop.Outlook.ApplicationClass' error](https://3.bp.blogspot.com/-m-CTQXwH6T0/WxgUyNq68aI/AAAAAAAAUHQ/i4Zb9IrHFnc5qxuiuQxWxCV1nsttePmigCLcBGAs/s1600/error-loading-type-library-hresult-0x80029c4a.jpg)
Solution for 'Unable to cast COM object of type Microsoft.Office.Interop.Outlook.ApplicationClass' error
![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
![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)