And again, this time crashes always, when I search messages (S) with condition that contains given text (say "illusion") gdb krafal@desktop:~$ gdb kmail GNU gdb 6.6-debian Copyright (C) 2006 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "x86_64-linux-gnu"... Using host libthread_db library "/lib/libthread_db.so.1". (gdb) r Starting program: /usr/bin/kmail [Thread debugging using libthread_db enabled] [New Thread 47196055366560 (LWP 27920)] kmail: WARNING: Can not find parent folder WeaverThreadLogger: thread (ID: 1) suspended. WeaverThreadLogger: thread (ID: 2) suspended. WeaverThreadLogger: thread (ID: 3) suspended. WeaverThreadLogger: thread (ID: 4) suspended. kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "move_message_to_folder" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "copy_message_to_folder" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "jump_to_folder" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "jump_to_folder" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "cancel" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "inc_current_folder" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "dec_current_folder" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "select_current_folder" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "inc_current_message" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "dec_current_message" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "select_current_message" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "delete" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "edit" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "use_template" kdecore (KAction): WARNING: KAction::plugAccel(): call to deprecated action. kdecore (KAction): WARNING: KAction::plugAccel( kacc = 0xa20a00 ): KAccel object already contains an action name "display_message" Program exited normally. (gdb) kmail: WARNING: FolderStorage::getMsg, message has no sernum, index: 35 *** KMail got signal 11 (Crashing) (gdb) bt No stack.