I hope somebody alreade answered to your question, but if not...
The Unite technology that will allow you to open NX, Catia or SW files without conversion/translation is awailable starting in M030. I have noticed that you are testing M010.
Hi there, we've seen this same message while trying to open a Solidworks file with Creo 3 M030 and M040 - though M020 doesn't show it.
License for ATB SolidWorks (Collaboration_Ext_SolidWorks) is not available. ATB operations are going to be ignored
I'm about to open a PTC Case to ask why open is not possible - this module should only be required for saving.