you should follow the steps and take note you should have a fresh installer.
possible solutions:
your client must be fresh from any server because it may cause conflict to the client.
go to this thread then follow the steps carefully.
http://solarose.niceboard.org/guide-faq-f2/guide-for-solarose-v3-easy-method-t934.htm
Update the client and make sure no disconnection happens. (sometimes when disconnection occur it cause the client not to run properly)
Your computer should not have viruses that may also cause damages to the client.