Windows 8 Metro App: Error during App Packaging - by @zubairdotnet

If you are building a Metro app for Windows 8 and Visual Studio 2012 cannot create the application package due to invalid or expired certificate then here is what you need to do.

Double-click Package.appxmanifest file in Solution Explorer and go to the Packaging tab, click Choose Certificate.. then from the dropdown choose Create test certificate.




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Post Contributed by: Kunal Chowdhury

Monday, June 25, 2012


Kunal is the Site Admin and Contributor of Silverlight-Zone. He is a Software Engineer, Microsoft Silverlight MVP, Code Project Mentor and a Code Project MVP. He is also an active Author in SilverlightShow.net and a speaker in various community events. He works on Microsoft Platform and very passionate about Silverlight technology. He started his career in 2007 and achieved various awards during his professional life.

He shares his findings in his personal blog: http://www.kunal-chowdhury.com and he also tweets at: @kunal2383.

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