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How to fix Column 'InvariantName' is constrained to be unique

, 25 Mar 2013
The build of Web.Debug.Config throws the error as value 'MySql.Data.MySqlClient' is already present.

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About the Author

AlbertoLeon CSharpMan
Technical Lead Get Me An Apartment
Spain Spain
I'm developer fall in love with C#, .NET and Mono.
Designing and programming websites since 2001.
I like literature (to read and to write), playing football (soccer)... and of course I'm great fan of La Roja (Spain football team)
 
At now I work in GetMeAnApartment, I do Research and Development features to upgrade our website (asp.net, MVC, MySQL) and business model (rental short stay apartments)
 

My Knowledge:
LANGUAGES: C#, XML, HTML, JavaScript, ActionScript, php, VisualBasic Script
 
TECHNOLOGIES: asp.net, asp.net mvc, php, flash, GTK#
 
APPLICATIONS: wordpress, wikimedia, I programmed modules for Macromedia Flash MX for myself
 
FRAMEWORKS: .Net Framework, Mono
 
SERVERS: IIS, apache2
 
SO: Windows, Debian
 
SOFTWARE: Visual Studio 2010, 2008. Monodevelop. Glade. Illustrator. Indesign. Photoshop. Dreamweaver.
 

Employment:
 
GetMeAnApartment
IT Director and website developer, 2010 - present
 
Círculo Rojo Publicidad y Comunicación
IT Director and websites developer, 2007 - 2010
 
Dédalo Creative
Co-founder,Programmer and Developer, Graphical designer 2006 - 2007
 
Costa Mediterránea Comunicación
Chief writer, 2004 - 2006
 
Stalker Creacion
Web designer and developer, 2001 - 2003
 
Education
Myself
Designer and Programmer, 2001 - present
 
Jaime I, University
Advertising, 2000 - 2005
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