On Tuesday 28 Elul 5771 23:31:45 you wrote: Here are the messages: 00:07:08.920 JACK is starting... 00:07:08.921 /usr/bin/jackd -dalsa -r48000 -p1024 -n3 -Xseq -D -Chw:1 -Phw:1 - O3 Cannot connect to server socket err = No such file or directory Cannot connect to server socket jack server is not running or cannot be started 00:07:08.947 JACK was started with PID=2075. Cleaning up leftover debug module: DeviceManager *** glibc detected *** /usr/bin/jackd: free(): invalid pointer: 0xb720361c *** ======= Backtrace: ========= /lib/i386-linux-gnu/i686/cmov/libc.so.6(+0x6aac1)[0xb73b3ac1] /lib/i386-linux-gnu/i686/cmov/libc.so.6(+0x6c328)[0xb73b5328] /lib/i386-linux-gnu/i686/cmov/libc.so.6(cfree+0x6d)[0xb73b83dd] /usr/lib/i386-linux-gnu/libstdc++.so.6(_ZdlPv+0x1f)[0xb768ab5f] ======= Memory map: ======== 08048000-0804d000 r-xp 00000000 fe:00 8127867 /usr/bin/jackd 0804d000-0804e000 rw-p 00005000 fe:00 8127867 /usr/bin/jackd 084e1000-08523000 rw-p 00000000 00:00 0 [heap] b6100000-b6121000 rw-p 00000000 00:00 0 b6121000-b6200000 ---p 00000000 00:00 0 b62ef000-b62f0000 ---p 00000000 00:00 0 b62f0000-b6cf1000 rw-p 00000000 00:00 0 b6cf1000-b6d2d000 r-xp 00000000 08:02 184314 /lib/i386-linux- gnu/libpcre.so.3.12.1 b6d2d000-b6d2e000 rw-p 0003b000 08:02 184314 /lib/i386-linux- gnu/libpcre.so.3.12.1 b6d2e000-b6d41000 r-xp 00000000 fe:00 1256988 /usr/lib/libz.so.1.2.3.4 b6d41000-b6d42000 rw-p 00013000 fe:00 1256988 /usr/lib/libz.so.1.2.3.4 b6d42000-b6e1a000 r-xp 00000000 08:02 188911 /lib/libglib-2.0.so.0.2800.6 b6e1a000-b6e1b000 rw-p 000d8000 08:02 188911 /lib/libglib-2.0.so.0.2800.6 b6e1b000-b6e62000 r-xp 00000000 fe:00 1260735 /usr/lib/libgobject-2.0.so.0.2800.6 b6e62000-b6e64000 rw-p 00046000 fe:00 1260735 /usr/lib/libgobject-2.0.so.0.2800.6 b6e64000-b6ec7000 r-xp 00000000 fe:00 1273245 /usr/lib/libglibmm-2.4.so.1.3.0 b6ec7000-b6ec9000 rw-p 00062000 fe:00 1273245 /usr/lib/libglibmm-2.4.so.1.3.0 b6ec9000-b7012000 r-xp 00000000 fe:00 1259963 /usr/lib/libxml2.so.2.7.8 b7012000-b7017000 rw-p 00149000 fe:00 1259963 /usr/lib/libxml2.so.2.7.8 b7017000-b7018000 rw-p 00000000 00:00 0 b7018000-b703a000 r-xp 00000000 fe:00 1257286 /usr/lib/libxml++-2.6.so.2.0.7 b703a000-b703b000 rw-p 00022000 fe:00 1257286 /usr/lib/libxml++-2.6.so.2.0.7 b703b000-b71f6000 r-xp 00000000 fe:00 1256752 /usr/lib/libffado.so.2.999.0 b71f6000-b7204000 rw- 00:07:09.002 JACK was stopped successfully. 00:07:09.002 Post-shutdown script... 00:07:09.003 killall jackd 00:07:09.004 JACK has crashed. p 001bb000 fe:00 1256752 /usr/lib/libffado.so.2.999.0 b7204000-b72f5000 r-xp 00000000 fe:00 1575078 /usr/lib/i386-linux- gnu/libasound.so.2.0.0 b72f5000-b72f9000 rw-p 000f1000 fe:00 1575078 /usr/lib/i386-linux- gnu/libasound.so.2.0.0 b7346000-b7349000 rw-p 00000000 00:00 0 b7349000-b749c000 r-xp 00000000 08:02 304 /lib/i386-linux- gnu/i686/cmov/libc-2.13.so b749c000-b749d000 ---p 00153000 08:02 304 /lib/i386-linux- gnu/i686/cmov/libc-2.13.so b749d000-b749f000 r--p 00153000 08:02 304 /lib/i386-linux- gnu/i686/cmov/libc-2.13.so b749f000-b74a0000 rw-p 00155000 08:02 304 /lib/i386-linux- gnu/i686/cmov/libc-2.13.so b74a0000-b74a3000 rw-p 00000000 00:00 0 b74a3000-b74bf000 r-xp 00000000 08:02 184180 /lib/libgcc_s.so.1 b74bf000-b74c0000 rw-p 0001b000 08:02 184180 /lib/libgcc_s.so.1 b74c0000-b74c1000 rw-p 00000000 00:00 0 b74c1000-b74e5000 r-xp 00000000 08:02 295 /lib/i386-linux- gnu/i686/cmov/libm-2.13.so b74e5000-b74e6000 r--p 00023000 08:02 295 /lib/i386-linux- gnu/i686/cmov/libm-2.13.so b74e6000-b74e7000 rw-p 00024000 08:02 295 /lib/i386-linux- gnu/i686/cmov/libm-2.13.so b74e7000-b752f000 r-xp 00000000 08:02 184123 /lib/i386-linux- gnu/libdbus-1.so.3.5.8 b752f000-b7530000 r--p 00048000 08:02 184123 /lib/i386-linux- gnu/libdbus-1.so.3.5.8 b7530000-b7531000 rw-p 00049000 08:02 184123 /lib/i386-linux- gnu/libdbus-1.so.3.5.8 b7531000-b7538000 r-xp 00000000 08:02 311 /lib/i386-linux- gnu/i686/cmov/librt-2.13.so b7538000-b7539000 r--p 00006000 08:02 311 /lib/i386-linux- gnu/i686/cmov/librt-2.13.so b7539000-b753a000 rw-p 00007000 08:02 311 /lib/i386-linux- gnu/i686/cmov/librt-2.13.so b753a000-b753c000 r-xp 00000000 08:02 285 /lib/i386-linux- gnu/i686/cmov/libdl-2.13.so b753c000-b753d000 r--p 00001000 08:02 285 /lib/i386-linux- gnu/i686/cmov/libdl-2.13.so b753d000-b753e000 rw-p 00002000 08:02 285 /lib/i386-linux- gnu/i686/cmov/libdl-2.13.so b753e000-b7553000 r-xp 00000000 08:02 270 /lib/i386-linux- gnu/i686/cmov/libpthread-2.13.so b7553000-b7554000 r--p 00014000 08:02 270 /lib/i386-linux- gnu/i686/cmov/libpthread-2.13.so b7554000-b7555000 rw-p 00015000 08:02 270 /lib/i386-linux- gnu/i686/cmov/libpthread-2.13.so b7555000-b7558000 rw-p 00000000 00:00 0 b7558000-b75d6000 r-xp 00000000 fe:00 1289707 /usr/lib/libjackserver.so.0.1.0 b75d6000-b75d9000 rw-p 0007d000 fe:00 1289707 /usr/lib/libjackserver.so.0.1.0 b75d9000-b76bb000 r-xp 00000000 fe:00 1574892 /usr/lib/i386-linux- gnu/libstdc++.so.6.0.16 b76bb000-b76bc000 ---p 000e2000 fe:00 1574892 /usr/lib/i386-linux- gnu/libstdc++.so.6.0.16 b76bc000-b76c0000 r--p 000e2000 fe:00 1574892 /usr/lib/i386-linux- gnu/libstdc++.so.6.0.16 b76c0000-b76c1000 rw-p 000e6000 fe:00 1574892 /usr/lib/i386-linux- gnu/libstdc++.so.6.0.16 b76c1000-b76c8000 rw-p 00000000 00:00 0 b76ce000-b76d1000 r-xp 00000000 fe:00 1257213 /usr/lib/libgmodule-2.0.so.0.2800.6 b76d1000-b76d2000 rw-p 00002000 fe:00 1257213 /usr/lib/libgmodule-2.0.so.0.2800.6 b76d2000-b76d6000 r-xp 00000000 fe:00 1260697 /usr/lib/libgthread-2.0.so.0.2800.6 b76d6000-b76d7000 rw-p 00003000 fe:00 1260697 /usr/lib/libgthread-2.0.so.0.2800.6 b76d7000-b76db000 r-xp 00000000 fe:00 1257598 /usr/lib/libsigc-2.0.so.0.0.0 b76db000-b76dc000 rw-p 00004000 fe:00 1257598 /usr/lib/libsigc-2.0.so.0.0.0 b76dc000-b76f0000 r-xp 00000000 fe:00 1257109 /usr/lib/libconfig++.so.8.0.0 b76f0000-b76f1000 rw-p 00014000 fe:00 1257109 /usr/lib/libconfig++.so.8.0.0 b76f1000-b76fd000 r-xp 00000000 fe:00 1257525 /usr/lib/libraw1394.so.11.0.1 b76fd000-b76fe000 rw-p 0000c000 fe:00 1257525 /usr/lib/libraw1394.so.11.0.1 b76fe000-b7709000 r-xp 00000000 fe:00 1257766 /usr/lib/libiec61883.so.0.1.1 b7709000-b770a000 rw-p 0000a000 fe:00 1257766 /usr/lib/libiec61883.so.0.1.1 b770a000-b7713000 r-xp 00000000 fe:00 1264911 /usr/lib/jack/jack_firewire.so b7713000-b7714000 rw-p 00008000 fe:00 1264911 /usr/lib/jack/jack_firewire.so b7714000-b7717000 rw-p 00000000 00:00 0 b7717000-b7718000 r-xp 00000000 00:00 0 [vdso] b7718000-b7733000 r-xp 00000000 08:02 184171 /lib/i386-linux- gnu/ld-2.13.so b7733000-b7734000 r--p 0001b000 08:02 184171 /lib/i386-linux- gnu/ld-2.13.so b7734000-b7735000 rw-p 0001c000 08:02 184171 /lib/i386-linux- gnu/ld-2.13.so bfc71000-bfc92000 rw-p 00000000 00:00 0 [stack] jackdmp 1.9.7 Copyright 2001-2005 Paul Davis and others. Copyright 2004-2011 Grame. jackdmp comes with ABSOLUTELY NO WARRANTY This is free software, and you are welcome to redistribute it under certain conditions; see the file COPYING for details jackd: no process found 00:07:09.417 Post-shutdown script terminated with exit status=256. 00:07:10.951 Could not connect to JACK server as client. - Overall operation failed. - Unable to connect to server. Please check the messages window for more info. Cannot connect to server socket err = No such file or directory Cannot connect to server socket jack server is not running or cannot be started