How to solve issue in reportviewer' is ambiguous in the namespace 'microsoft.reporting.webforms'

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Hi
I have an issue in vs 2017 reportviewer.

I have developed the asp.net web application in vs 2012. Now I have converted to vs 2017.

When I modify the rdlc ,
there is error "Compiler Error Message: BC30560: 'ReportViewer' is ambiguous in the namespace 'Microsoft.Reporting.WebForms'.

Pls advice me.

Thank you.

maideen

What I have tried:

It will heppend only in modfied rdlc.

Posted 23-Oct-18 14:05pm

Maideen Abdul Kader

Updated 23-Oct-18 20:04pm

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Maciej Los · Accepted Answer · 2018-10-23T20:05:00

Solution 1

Please, read this: '<name>' is ambiguous in the namespace '<namespacename>' | Microsoft Docs[^]

Posted 23-Oct-18 20:05pm

Maciej Los