Hi Rene, many thanks for your answer, but..... the problems continue gcc '/tmp/hbmk_b82zqt.dir/maindemo.o' '/tmp/hbmk_b82zqt.dir/d_browse_def.o' '/tmp/hbmk_b82zqt.dir/d_button_def.o' '/tmp/hbmk_b82zqt.dir/d_calendar_def.o' '/tmp/hbmk_b82zqt.dir/d_checkbox_def.o' '/tmp/hbmk_b82zqt.dir/d_combobox_def.o' '/tmp/hbmk_b82zqt.dir/d_datetime_def.o' '/tmp/hbmk_b82zqt.dir/d_dialogs_def.o' '/tmp/hbmk_b82zqt.dir/d_editbox_def.o' '/tmp/hbmk_b82zqt.dir/d_framebox_def.o' '/tmp/hbmk_b82zqt.dir/d_grid_def.o' '/tmp/hbmk_b82zqt.dir/d_image_def.o' '/tmp/hbmk_b82zqt.dir/d_key_def.o' '/tmp/hbmk_b82zqt.dir/d_label_def.o' '/tmp/hbmk_b82zqt.dir/d_listbox_def.o' '/tmp/hbmk_b82zqt.dir/d_mainmenu_def.o' '/tmp/hbmk_b82zqt.dir/d_navigator_def.o' '/tmp/hbmk_b82zqt.dir/d_progressbar_def.o' '/tmp/hbmk_b82zqt.dir/d_radiogroup_def.o' '/tmp/hbmk_b82zqt.dir/d_slider_def.o' '/tmp/hbmk_b82zqt.dir/d_spinner_def.o' '/tmp/hbmk_b82zqt.dir/d_style_def.o' '/tmp/hbmk_b82zqt.dir/d_statusbar_def.o' '/tmp/hbmk_b82zqt.dir/d_tab_def.o' '/tmp/hbmk_b82zqt.dir/d_textbox_def.o' '/tmp/hbmk_b82zqt.dir/d_timer_def.o' '/tmp/hbmk_b82zqt.dir/d_toolbar_def.o' '/tmp/hbmk_b82zqt.dir/d_treeview_def.o' '/tmp/hbmk_b82zqt.dir/d_window_modal_def.o' '/tmp/hbmk_b82zqt.dir/hbmk_apa1hk.o' -Wl,--start-group -lhbmzip -lhbziparc -lminizip -lhbtip -lhbqtcore -lhbqtgui -lhbqtnetwork -lhbqtwebkit -lQtCore -lQtGui -lQtNetwork -lQtWebKit -lxhb -lhbct -l'marinas-gui' -l'supc++' -lhbextern -lhbdebug -lhbvm -lhbrtl -lhblang -lhbcpage -lgtcgi -lgtpca -lgtstd -lgttrm -lhbrdd -lhbuddall -lhbusrrdd -lrddntx -lrddcdx -lrddnsx -lrddfpt -lhbrdd -lhbhsx -lhbsix -lhbmacro -lhbcplr -lhbpp -lhbcommon * -lroot* -lnetwork -lz -lhbpcre -Wl,--end-group -ogui/samples/maindemo -L/home/cdq/factory/harbour/lib -Lgui/lib -L/home/cdq/factory/qt/lib -L/system/lib /home/cdq/factory/harbour/lib/libhbqtcore.a(QEventLoop.o): In function `hbqt_gcAllocate_QEventLoop': QEventLoop.cpp:(.text+0x53e): *undefined reference to `_Unwind_Resume'* /home/cdq/factory/harbour/lib/libhbqtcore.a(QEventLoop.o): In function `HB_FUN_QEVENTLOOP': QEventLoop.cpp:(.text+0x5e9): undefined reference to `_Unwind_Resume' /home/cdq/factory/harbour/lib/libhbqtcore.a(QEventLoop.o): In function `HB_FUN_NEW()': QEventLoop.cpp:(.text+0x68a): undefined reference to `_Unwind_Resume' /home/cdq/factory/harbour/lib/libhbqtcore.a(QFile.o): In function `hbqt_gcAllocate_QFile': QFile.cpp:(.text+0x7ae): undefined reference to `_Unwind_Resume' /home/cdq/factory/harbour/lib/libhbqtcore.a(QFile.o): In function `HB_FUN_SETPERMISSIONS()': QFile.cpp:(.text+0x97b): undefined reference to `_Unwind_Resume' /home/cdq/factory/harbour/lib/libhbqtcore.a(QFile.o):QFile.cpp:(.text+0xaba): more undefined references to `_Unwind_Resume' follow collect2: ld returned 1 exit status Another idea? Sorry by my poor English Thanks in advance CdQ On Sat, Jul 9, 2011 at 7:23 PM, Rene Gollent <anevilyak@xxxxxxxxx> wrote: > On Sat, Jul 9, 2011 at 3:15 PM, CarozoDeQuilmes > <carozodequilmes@xxxxxxxxx> wrote: > > QEventLoop.cpp:(.text+0x53e): undefined reference to `_Unwind_Resume' > > my environment is: > > That symbol is defined in libroot. > > Regards, > > Rene > > -- CdQ