Opensuse tumbleweed and trinity

Hi everyone. I have a PC with opensuse tumbleweed and trinity as desktop, all working fine. Yesterday i upgrade the system and now i cant start the trinity session. There was an erro setting up....... Could not read network connection list .DCOPserver_ Check that DCOp server is running So i check the the file  HOME/.xsession-errors and found:  Autentication Rejected, reason : None of the authentication protocols specidfied are supported and host-based authentication failed   I search in google and found 2 points: 1)The hostname, i change it and same DCOP problem 2)libICE problem. specifically problem with version  libice-1.0.9-2 to libice-1.0.10-1 i cant confirm the point 2. but plasma work fine. i dont know how downgrade libice and i dont know how solve the problem   Best Regards Christian