I get a similar problem with several applications. For instance, if I run xpdf, I get sometimes, after I quit:
X Error: BadWindow (invalid Window parameter) 3 Major opcode: 20 Minor opcode: 0 Resource id: 0x1e0007e and at other occasions: Warning: Attempt to remove nonexistent passive grab -- tsf -- 'Monitor & Display' module in System Settings is not working. https://bugs.launchpad.net/bugs/88431 You received this bug notification because you are a member of Kubuntu Team, which is a bug contact for kde-guidance in ubuntu. -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs