Return of Reckoning

Really quick here is the error I copied:
Data.myp:
System.InvalidOperationException: Cannot load Counter Name data because an invalid index '' was read from the registry.
at System.Diagnostics.PerformanceCounterLib.GetStringTable(Boolean isHelp)
at System.Diagnostics.PerformanceCounterLib.get ...

I've been at this for a while now. I've logged in through the launcher and get an error for the data.myp. Whenever I used the other launcher from the provided link, nothing happens. I can get the game to run but it just shows a blank box on the right and the background but nothing else. Am I going ...