Registry Association Problem

I have a my own file type .Has and a program HasEditor which i want to be Default program for my file type. but when i right click on the has file select open with and browse to HasEditor.exe it just attaches internet explorer insteat of HasEditor.exe.

What exactly happens is strange when i d开发者_运维百科ouble click HasEditor.exe its icon doesnt appear in the open with dialog.

any suggestions will be appreciated. HasEditor is my own app made in c#.net

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Have at look at this question which will allow you to set up the association programmatically. Maybe doing this will fix the problem?