Problem solved. Please take a look at this bug report https://bugs.launchpad.net/ubuntu/+source/scim/+bug/34282
And the most important is the document in your /usr/share/doc/scim/README.Debian.gz If nothing wrong with your keyboard input and your system but only the input of complex characters, you should take a look into the scim documents. I think I made a big mistake not doing this. -- Keyboard freezes in nautilus when support for entereing complex characters is enabled in nautilus https://bugs.launchpad.net/bugs/153233 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs