Solving OutOfMemoryException and Getting NUnit Tests on Visual Studio Test Explorer

It is fun to work with latest tools and frameworks but sometimes errors are bit confusing and searching for fix is not that easy. One team worked with NUnit and .NET 471 and complaint that the when compiling they get outofmemory exception “ NUnit Adapter 3.7.0.0: Test discovery starting Exception System.OutOfMemoryException, Exception converting mytest” . Searching pointed to few links in GitHub issues as shown below but those workarounds seem to be not applicable as .NET framework change back to 462 is not an option.Fix was really simple but looking for a solution sometimes takes time. So let’s explore the problem and the simple fix.