*** glibc detected *** qgis: double free or corruption (!prev): 0x000000000358c020 *** ======= Backtrace: ========= /lib/x86_64-linux-gnu/libc.so.6(+0x76d76)[0x7f781fbe7d76] /lib/x86_64-linux-gnu/libc.so.6(cfree+0x6c)[0x7f781fbecaac] /usr/lib/libqgis_core.so.1.8.0(_ZN11QgsGeometry12deleteVertexEi+0x8c)[0x7f78239e66cc] /usr/lib/libqgis_core.so.1.8.0(_ZN14QgsVectorLayer12deleteVertexExi+0x86)[0x7f7823a73686] qgis(_ZN18QgsSelectedFeature22deleteSelectedVertexesEv+0x2b4)[0x5d7034] qgis(_ZN18QgsMapToolNodeTool15keyReleaseEventEP9QKeyEvent+0x25)[0x5d2125] /usr/lib/libqgis_gui.so.1.8.0(_ZN12QgsMapCanvas15keyReleaseEventEP9QKeyEvent+0x32)[0x7f782352ddf2] /usr/lib/x86_64-linux-gnu/libQtGui.so.4(_ZN7QWidget5eventEP6QEvent+0x3da)[0x7f782183fa0a] /usr/lib/x86_64-linux-gnu/libQtGui.so.4(_ZN6QFrame5eventEP6QEvent+0x26)[0x7f7821bead36] /usr/lib/x86_64-linux-gnu/libQtGui.so.4(_ZN19QAbstractScrollArea5eventEP6QEvent+0x7b)[0x7f7821c6a97b] /usr/lib/x86_64-linux-gnu/libQtGui.so.4(_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent+0xac)[0x7f78217f070c] /usr/lib/x86_64-linux-gnu/libQtGui.so.4(_ZN12QApplication6notifyEP7QObjectP6QEvent+0xcb4)[0x7f78217f5704] /usr/lib/libqgis_core.so.1.8.0(_ZN14QgsApplication6notifyEP7QObjectP6QEvent+0x73)[0x7f78239a9aa3] /usr/lib/x86_64-linux-gnu/libQtCore.so.4(_ZN16QCoreApplication14notifyInternalEP7QObjectP6QEvent+0x8e)[0x7f7822446b5e] /usr/lib/x86_64-linux-gnu/libQtGui.so.4(+0x27aa9a)[0x7f782188da9a] /usr/lib/x86_64-linux-gnu/libQtGui.so.4(+0x27aed1)[0x7f782188ded1] /usr/lib/x86_64-linux-gnu/libQtGui.so.4(_ZN12QApplication15x11ProcessEventEP7_XEvent+0x8e8)[0x7f782186ab28] /usr/lib/x86_64-linux-gnu/libQtGui.so.4(+0x27ebc2)[0x7f7821891bc2] /lib/x86_64-linux-gnu/libglib-2.0.so.0(g_main_context_dispatch+0x135)[0x7f781e4ac355] /lib/x86_64-linux-gnu/libglib-2.0.so.0(+0x4a688)[0x7f781e4ac688] /lib/x86_64-linux-gnu/libglib-2.0.so.0(g_main_context_iteration+0x34)[0x7f781e4ac744] /usr/lib/x86_64-linux-gnu/libQtCore.so.4(_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE+0x86)[0x7f7822475296] /usr/lib/x86_64-linux-gnu/libQtGui.so.4(+0x27e83e)[0x7f782189183e] /usr/lib/x86_64-linux-gnu/libQtCore.so.4(_ZN10QEventLoop13processEventsE6QFlagsINS_17ProcessEventsFlagEE+0x2f)[0x7f78224458af] /usr/lib/x86_64-linux-gnu/libQtCore.so.4(_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE+0x138)[0x7f7822445b38] /usr/lib/x86_64-linux-gnu/libQtCore.so.4(_ZN16QCoreApplication4execEv+0x88)[0x7f782244acf8] qgis(main+0x18fe)[0x4e470e] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd)[0x7f781fb8fead] qgis[0x4ec341] ======= Memory map: ======== 00400000-00967000 r-xp 00000000 08:06 108199 /usr/bin/qgis 00b66000-00b68000 r--p 00566000 08:06 108199 /usr/bin/qgis 00b68000-00b70000 rw-p 00568000 08:06 108199 /usr/bin/qgis 00b70000-00b73000 rw-p 00000000 00:00 0 01152000-082e3000 rw-p 00000000 00:00 0 [heap] 7f77b18ca000-7f77b18cb000 ---p 00000000 00:00 0 7f77b18cb000-7f77b20cb000 rw-p 00000000 00:00 0 7f77b20cb000-7f77b20d2000 rw-p 00000000 00:00 0 7f77b20f5000-7f77b20fd000 rw-p 00000000 00:00 0 7f77b2112000-7f77b21fa000 rw-p 00000000 00:00 0 7f77b21fd000-7f77b2274000 rw-p 00000000 00:00 0 7f77b2274000-7f77b228d000 r--p 00000000 08:06 641223 /usr/share/fonts/type1/gsfonts/n021003l.pfb 7f77b228d000-7f77b22a2000 rw-p 00000000 00:00 0 7f77b22a2000-7f77b22a3000 ---p 00000000 00:00 0 7f77b22a3000-7f77b2aa3000 rw-p 00000000 00:00 0 7f77b2aa3000-7f77b2b28000 rw-p 00000000 00:00 0 7f77b2b28000-7f77b2c28000 rw-p 00000000 00:00 0 7f77b2c28000-7f77b2cc9000 rw-p 00000000 00:00 0 7f77b2cc9000-7f77b2fc9000 rw-p 00000000 00:00 0 7f77b2fc9000-7f77b2ffe000 r--s 00000000 08:06 450933 /var/cache/nscd/hosts 7f77b2ffe000-7f77b2fff000 ---p 00000000 00:00 0 7f77b2fff000-7f77b37ff000 rw-p 00000000 00:00 0 7f77b37ff000-7f77b3800000 ---p 00000000 00:00 0 7f77b3800000-7f77b4000000 rw-p 00000000 00:00 0 7f77b4000000-7f77f4000000 rwxp 00000000 00:00 0 7f77f4000000-7f77f414d000 rw-p 00000000 00:00 0 7f77f414d000-7f77f8000000 ---p 00000000 00:00 0 7f77f8001000-7f77f805d000 rw-p 00000000 00:00 0 7f77f8060000-7f77f8091000 rw-p 00000000 00:00 0 7f77f8091000-7f77f8291000 rw-p 00000000 00:00 0 7f77f8291000-7f77f82b4000 rw-p 00000000 00:00 0 7f77f82b4000-7f77f85bc000 rw-p 00000000 00:00 0 7f77f85bc000-7f77f89cc000 rw-p 00000000 00:00 0 7f77f89cc000-7f77f89f9000 r-xp 00000000 08:06 582174 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqnmbearer.so 7f77f89f9000-7f77f8bf8000 ---p 0002d000 08:06 582174 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqnmbearer.so 7f77f8bf8000-7f77f8bfa000 r--p 0002c000 08:06 582174 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqnmbearer.so 7f77f8bfa000-7f77f8bfb000 rw-p 0002e000 08:06 582174 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqnmbearer.so 7f77f8bfb000-7f77f8c08000 r-xp 00000000 08:06 582119 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqgenericbearer.so 7f77f8c08000-7f77f8e07000 ---p 0000d000 08:06 582119 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqgenericbearer.so 7f77f8e07000-7f77f8e08000 r--p 0000c000 08:06 582119 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqgenericbearer.so 7f77f8e08000-7f77f8e09000 rw-p 0000d000 08:06 582119 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqgenericbearer.so 7f77f8e09000-7f77f8e46000 r-xp 00000000 08:06 581751 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqconnmanbearer.so 7f77f8e46000-7f77f9045000 ---p 0003d000 08:06 581751 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqconnmanbearer.so 7f77f9045000-7f77f9047000 r--p 0003c000 08:06 581751 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqconnmanbearer.so 7f77f9047000-7f77f9048000 rw-p 0003e000 08:06 581751 /usr/lib/x86_64-linux-gnu/qt4/plugins/bearer/libqconnmanbearer.so 7f77f9048000-7f77f9049000 ---p 00000000 00:00 0 7f77f9049000-7f77f9961000 rw-p 00000000 00:00 0 7f77f9961000-7f77f9962000 ---p 00000000 00:00 0 7f77f9962000-7f77fa162000 rw-p 00000000 00:00 0 7f77fa162000-7f77fa4df000 rw-s 00000000 00:04 8224793 /SYSV00000000 (deleted) 7f77fa4df000-7f77fa580000 rw-p 00000000 00:00 0 7f77fa580000-7f77fa680000 rw-p 00000000 00:00 0 7f77fa680000-7f77fa6fb000 r-xp 00000000 08:06 200105 /usr/lib/x86_64-linux-gnu/libQtDBus.so.4.8.2 7f77fa6fb000-7f77fa8fa000 ---p 0007b000 08:06 200105 /usr/lib/x86_64-linux-gnu/libQtDBus.so.4.8.2 7f77fa8fa000-7f77fa8fc000 r--p 0007a000 08:06 200105 /usr/lib/x86_64-linux-gnu/libQtDBus.so.4.8.2 7f77fa8fc000-7f77fa8fd000 rw-p 0007c000 08:06 200105 /usr/lib/x86_64-linux-gnu/libQtDBus.so.4.8.2 7f77fa900000-7f77fa918000 rw-p 00000000 00:00 0 7f77fa918000-7f77fa920000 rw-p 00000000 00:00 0 7f77fa920000-7f77fa994000 rw-s 00000000 00:04 8323098 /SYSV00000000 (deleted) 7f77fa994000-7f77fa9ef000 rw-s 00000000 00:04 8290328 /SYSV00000000 (deleted) 7f77fa9ef000-7f77fa9f5000 r-xp 00000000 08:06 50759 /usr/lib/python2.7/lib-dynload/_csv.so 7f77fa9f5000-7f77fabf4000 ---p 00006000 08:06 50759 /usr/lib/python2.7/lib-dynload/_csv.so 7f77fabf4000-7f77fabf5000 r--p 00005000 08:06 50759 /usr/lib/python2.7/lib-dynload/_csv.so 7f77fabf5000-7f77fabf7000 rw-p 00006000 08:06 50759 /usr/lib/python2.7/lib-dynload/_csv.so 7f77fabf7000-7f77fac09000 r-xp 00000000 08:06 50753 /usr/lib/python2.7/lib-dynload/_sqlite3.so 7f77fac09000-7f77fae08000 ---p 00012000 08:06 50753 /usr/lib/python2.7/lib-dynload/_sqlite3.so 7f77fae08000-7f77fae09000 r--p 00011000 08:06 50753 /usr/lib/python2.7/lib-dynload/_sqlite3.so 7f77fae09000-7f77fae0b000 rw-p 00012000 08:06 50753 /usr/lib/python2.7/lib-dynload/_sqlite3.so 7f77fae0b000-7f77fae1f000 r-xp 00000000 08:06 50740 /usr/lib/python2.7/lib-dynload/datetime.so 7f77fae1f000-7f77fb01f000 ---p 00014000 08:06 50740 /usr/lib/python2.7/lib-dynload/datetime.so 7f77fb01f000-7f77fb020000 r--p 00014000 08:06 50740 /usr/lib/python2.7/lib-dynload/datetime.so 7f77fb020000-7f77fb024000 rw-p 00015000 08:06 50740 /usr/lib/python2.7/lib-dynload/datetime.so 7f77fb024000-7f77fb050000 r-xp 00000000 08:06 214752 /usr/lib/mapnik/2.0/input/gdal.input 7f77fb050000-7f77fb24f000 ---p 0002c000 08:06 214752 /usr/lib/mapnik/2.0/input/gdal.input 7f77fb24f000-7f77fb252000 rw-p 0002b000 08:06 214752 /usr/lib/mapnik/2.0/input/gdal.input 7f77fb252000-7f77fb273000 r-xp 00000000 08:06 214436 /usr/lib/mapnik/2.0/input/osm.input 7f77fb273000-7f77fb473000 ---p 00021000 08:06 214436 /usr/lib/mapnik/2.0/input/osm.input 7f77fb473000-7f77fb475000 rw-p 00021000 08:06 214436 /usr/lib/mapnik/2.0/input/osm.input 7f77fb475000-7f77fb48d000 r-xp 00000000 08:06 214765 /usr/lib/mapnik/2.0/input/geos.input 7f77fb48d000-7f77fb68c000 ---p 00018000 08:06 214765 /usr/lib/mapnik/2.0/input/geos.input 7f77fb68c000-7f77fb68e000 rw-p 00017000 08:06 214765 /usr/lib/mapnik/2.0/input/geos.input 7f77fb68e000-7f77fb6b3000 r-xp 00000000 08:06 214764 /usr/lib/mapnik/2.0/input/ogr.input 7f77fb6b3000-7f77fb8b3000 ---p 00025000 08:06 214764 /usr/lib/mapnik/2.0/input/ogr.input 7f77fb8b3000-7f77fb8b5000 rw-p 00025000 08:06 214764 /usr/lib/mapnik/2.0/input/ogr.input 7f77fb8b5000-7f77fb907000 r-xp 00000000 08:06 214766 /usr/lib/mapnik/2.0/input/postgis.input 7f77fb907000-7f77fbb06000 ---p 00052000 08:06 214766 /usr/lib/mapnik/2.0/input/postgis.input 7f77fbb06000-7f77fbb0a000 rw-p 00051000 08:06 214766 /usr/lib/mapnik/2.0/input/postgis.input 7f77fbb0a000-7f77fbb2e000 r-xp 00000000 08:06 214767 /usr/lib/mapnik/2.0/input/kismet.input 7f77fbb2e000-7f77fbd2d000 ---p 00024000 08:06 214767 /usr/lib/mapnik/2.0/input/kismet.input 7f77fbd2d000-7f77fbd30000 rw-p 00023000 08:06 214767 /usr/lib/mapnik/2.0/input/kismet.input 7f77fbd30000-7f77fbd71000 r-xp 00000000 08:06 214132 /usr/lib/mapnik/2.0/input/sqlite.input 7f77fbd71000-7f77fbf70000 ---p 00041000 08:06 214132 /usr/lib/mapnik/2.0/input/sqlite.input 7f77fbf70000-7f77fbf73000 rw-p 00040000 08:06 214132 /usr/lib/mapnik/2.0/input/sqlite.input 7f77fbf73000-7f77fbf89000 r-xp 00000000 08:06 214743 /usr/lib/mapnik/2.0/input/raster.input 7f77fbf89000-7f77fc188000 ---p 00016000 08:06 214743 /usr/lib/mapnik/2.0/input/raster.input 7f77fc188000-7f77fc18a000 rw-p 00015000 08:06 214743 /usr/lib/mapnik/2.0/input/raster.input 7f77fc18a000-7f77fc1f9000 r-xp 00000000 08:06 578423 /usr/lib/x86_64-linux-gnu/libtiff.so.5.1.0 7f77fc1f9000-7f77fc3f8000 ---p 0006f000 08:06 578423 /usr/lib/x86_64-linux-gnu/libtiff.so.5.1.0 7f77fc3f8000-7f77fc3fa000 r--p 0006e000 08:06 578423 /usr/lib/x86_64-linux-gnu/libtiff.so.5.1.0 7f77fc3fa000-7f77fc3fd000 rw-p 00070000 08:06 578423 /usr/lib/x86_64-linux-gnu/libtiff.so.5.1.0 7f77fc3fd000-7f77fc425000 r-xp 00000000 08:06 647770 /usr/lib/libgeotiff.so.2.0.0 7f77fc425000-7f77fc625000 ---p 00028000 08:06 647770 /usr/lib/libgeotiff.so.2.0.0 7f77fc625000-7f77fc62e000 rw-p 00028000 08:06 647770 /usr/lib/libgeotiff.so.2.0.0 7f77fc62e000-7f77fc62f000 rw-p 00000000 00:00 0 7f77fc62f000-7f77fc646000 r-xp 00000000 08:06 197909 /usr/lib/x86_64-linux-gnu/librasterlite.so.1.1.0 7f77fc646000-7f77fc845000 ---p 00017000 08:06 197909 /usr/lib/x86_64-linux-gnu/librasterlite.so.1.1.0 7f77fc845000-7f77fc846000 r--p 00016000 08:06 197909 /usr/lib/x86_64-linux-gnu/librasterlite.so.1.1.0 7f77fc846000-7f77fc847000 rw-p 00017000 08:06 197909 /usr/lib/x86_64-linux-gnu/librasterlite.so.1.1.0 7f77fc847000-7f77fc859000 r-xp 00000000 08:06 214768 /usr/lib/mapnik/2.0/input/rasterlite.input 7f77fc859000-7f77fca59000 ---p 00012000 08:06 214768 /usr/lib/mapnik/2.0/input/rasterlite.input 7f77fca59000-7f77fca5a000 rw-p 00012000 08:06 214768 /usr/lib/mapnik/2.0/input/rasterlite.input 7f77fca5a000-7f77fca9d000 r-xp 00000000 08:06 214061 /usr/lib/mapnik/2.0/input/shape.input 7f77fca9d000-7f77fcc9d000 ---p 00043000 08:06 214061 /usr/lib/mapnik/2.0/input/shape.input 7f77fcc9d000-7f77fcca0000 rw-p 00043000 08:06 214061 /usr/lib/mapnik/2.0/input/shape.input 7f77fcca0000-7f77fccc3000 r-xp 00000000 08:06 491554 /usr/lib/python2.7/dist-packages/gtk-2.0/pango.so 7f77fccc3000-7f77fcec3000 ---p 00023000 08:06 491554 /usr/lib/python2.7/dist-packages/gtk-2.0/pango.so 7f77fcec3000-7f77fceca000 rw-p 00023000 08:06 491554 /usr/lib/python2.7/dist-packages/gtk-2.0/pango.so 7f77fceca000-7f77fceeb000 r-xp 00000000 08:06 98755 /usr/lib/python2.7/dist-packages/gobject/_gobject.so 7f77fceeb000-7f77fd0ea000 ---p 00021000 08:06 98755 /usr/lib/python2.7/dist-packages/gobject/_gobject.so 7f77fd0ea000-7f77fd0ee000 rw-p 00020000 08:06 98755 /usr/lib/python2.7/dist-packages/gobject/_gobject.so 7f77fd0ee000-7f77fd0f2000 r-xp 00000000 08:06 598101 /usr/lib/libpyglib-2.0-python2.7.so.0.0.0 7f77fd0f2000-7f77fd2f1000 ---p 00004000 08:06 598101 /usr/lib/libpyglib-2.0-python2.7.so.0.0.0 7f77fd2f1000-7f77fd2f2000 rw-p 00003000 08:06 598101 /usr/lib/libpyglib-2.0-python2.7.so.0.0.0 7f77fd2f2000-7f77fd302000 r-xp 00000000 08:06 98763 /usr/lib/python2.7/dist-packages/glib/_glib.so 7f77fd302000-7f77fd502000 ---p 00010000 08:06 98763 /usr/lib/python2.7/dist-packages/glib/_glib.so 7f77fd502000-7f77fd505000 rw-p 00010000 08:06 98763 /usr/lib/python2.7/dist-packages/glib/_glib.so 7f77fd505000-7f77fd509000 r-xp 00000000 08:06 491552 /usr/lib/python2.7/dist-packages/gtk-2.0/pangocairo.so 7f77fd509000-7f77fd709000 ---p 00004000 08:06 491552 /usr/lib/python2.7/dist-packages/gtk-2.0/pangocairo.so 7f77fd709000-7f77fd70a000 rw-p 00004000 08:06 491552 /usr/lib/python2.7/dist-packages/gtk-2.0/pangocairo.so 7f77fd70a000-7f77fd720000 r-xp 00000000 08:06 24833 /usr/lib/pyshared/python2.7/cairo/_cairo.so 7f77fd720000-7f77fd91f000 ---p 00016000 08:06 24833 /usr/lib/pyshared/python2.7/cairo/_cairo.so 7f77fd91f000-7f77fd924000 rw-p 00015000 08:06 24833 /usr/lib/pyshared/python2.7/cairo/_cairo.so 7f77fd924000-7f77fd929000 r-xp 00000000 08:06 213250 /usr/lib/x86_64-linux-gnu/libsigc-2.0.so.0.0.0 7f77fd929000-7f77fdb28000 ---p 00005000 08:06 213250 /usr/lib/x86_64-linux-gnu/libsigc-2.0.so.0.0.0 7f77fdb28000-7f77fdb29000 rw-p 00004000 08:06 213250 /usr/lib/x86_64-linux-gnu/libsigc-2.0.so.0.0.0Abandon