Error: To upgrade reports, you must have Microsoft SQL Server 2014 Report Builder 3.0 installed.

Some times we may get the below error when we upgrade fron NAV2013 to NAV2015

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Microsoft Dynamics NAV Development Environment
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To upgrade reports, you must have Microsoft SQL Server 2014 Report Builder 3.0 installed.
Binary fields can't be upgraded.
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Microsoft SQL Server 2014 Report Builder 3.0 will automatically install when you install NAV2015.
Some times  it may un install  by some one then we need to install the Microsoft SQL Server 2014 Report Builder 3.0 .