Hello. I installed Knoppix 5.3.1 on my PC. I wanted to go into MANAGE SOFTWARE PACKAGE,and i was asked for my password. I entered the password,and i received the message "CONVERSATION WITH SUDO FAILED. I triyed different programms from Knoppix,that required password,but everytime i got the same message. Can anyone tell me,please,what can i do? Is that a bug from the OS ? What am i doing wrong?? Please help me guys,i like this distro,i don't wanna give up,and i hope there is a solution to fix that.Thanks in advance,cheers.