problem to replace the world in realms

Put the summary of the bug you're having here

What I expected to happen was...:
I expected to create realms right in my current world

What actually happened was...:
When i created the realm, another world was made from scratch and i can't switch to my world, nor any other. whenever I replace it loads the export from the world and gives an error in starting upload

Steps to Reproduce:
1. Open te Mine in os5
2. Go in The pay realm in your world
3. Change The name of The world when created realm.  

4. Now pay for realm.                                                                           

5. Try to change The world of realm.                                               

 6. watch the export of the world until it starts uploading.           

 7. Error occurs