SSRS member not found DISP_E_MEMBERNOTFOUND

Error:

SSRS “member not found (exception from HRESULT: 0x80020003 DISP_E_MEMBERNOTFOUND” Visual Studio2019 Community

Must be a bug in Visual Studio Community 2019 (v16.8.1)
You can Add an Existing RDL and change it up

Fix:

Sources:

https://stackoverflow.com/questions/64824124/ssrs-member-not-found-exception-from-hresult-0x80020003-disp-e-membernotfound