What are skipped tests in visual studio?

I tried to run Visual Studio tests in ASP.NET MVC by pressing "Run All" but all tests were skipped. Why did this happen and how can I run all tests? Here is a screenshot:

Skipped Tests

Why do you skip test cases?

The most common reason for the test cases getting skipped with Selenium using TestNG is if your methods are dependent on other method and a method you depend on is failed.

Why is NUnit test skipped?

ALL NUnit tests in assembly are skipped, because I add a null argument check in a referenced project. Bookmark this question. Show activity on this post. I've run into this problem where NUnit tests aren't executed by Resharper's test runner.

How do I ignore a test in Visual Studio?

If you want to enable or disable unit tests in Microsoft Visual Studio 2010, you can use the “Ignore” attribute. This can be used to ignore ore exclude integration tests in a nightly continuous integration build.

Check if the test has a Ignore attribute.