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Today we’ll dig a little into Windows Phone’s base class library, thanks to a question I found on stack overflow. The problem occurs with this simple code, used to load a music file from the isolated storage, and play it with a MediaElement: When executed for the first time, this code works fine. When executed a second time with the same file, it throws an IsolatedStorageException: “Operation not permitted on IsolatedStorageFileStream”. There isn’t many situations where opening a file from the isolated storage will throw an exception. The main two reasons are: an invalid filename, or a file sharing issue. Since the error only occursRead More →