Crystal report file has ".mht" extention instead of ".rpt"

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C#

Visual-Studio

C#4.0

, +

Dear all,

Please guide me for solution.

IDE: Visual Studio 2010
SAP Crystal report.

My Action: When I add SAP Crystal report by "Add new item" option, A file named "CrystalReport1.mht" is added to my project.

Problem: New added File have extension .mht instead of .rpt.
On clicking this file, This text display: Crystal Reports for Visual Studio 2010 is a free download for adding presentation quality reports to WPF, WinForms, and ASP.Net Web Sites.

Major new features include:

64-bit runtime
WPF viewer
Enhanced embedded report designer
Support for exporting to XLSX
Learn more and download Crystal Reports for Visual Studio 2010 today.

Question:
1. What is wrong with installation/Configuration of VS-2010 that report file has extention .mht instead of .rpt. ?
2. How to resolve it ?



Thanks....