VS Reference Microsoft.Office.Interop.Excel.dll version issue

Source: Internet
Author: User

Error message:

{"Retrieving a component in a COM class factory with CLSID {00020819-0000-0000-c000-000000000046} failed because of the following error: 80040154 There is no registered class (Exception from hresult:0x80040154 (RE Gdb_e_classnotreg)). "}

Start thinking of permissions issues:

Dcomcnfg.exe

Security-Start and Activate permissions

Access Rights customization:

The problem has not been solved;

Excle component issues are mostly permissions and versioning issues,

Error Reason: Reference Microsoft.Office.Interop.Excel.dll version is incorrect

The reference version in the program does not match;

Add the required version DLL file to the program reference

VS Reference Microsoft.Office.Interop.Excel.dll version issue

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