[erlang-bugs] R17 - Crash while closing crashdump viewer

[PAILLEAU Eric]

Hi Dan,

by testing the new crashdump feature of observer in R17,
I got below crash.
To reproduce :
- launch observer
- File/Examine crashdump
- Open a crashdump
- Go to the crashdump viewer window
- File/Quit  ---> crash


---8<------------------------------------------------------------
{error,{badarg,[{erlang,register,[observer,<0.1275.0>],[]},
                 {observer_wx,init,1,[{file,"observer_wx.erl"},{line,89}]},
                 {wx_object,init_it,6,[{file,"wx_object.erl"},{line,299}]},
                 {proc_lib,init_p_do_apply,3,
                           [{file,"proc_lib.erl"},{line,239}]}]}}
Child (unknown) crashed exiting:  <0.49.0> {badarg,
                                             [{erlang,port_control,
                                               [#Port<0.787>,1859,
 
<<62,0,0,0,3,0,0,0,49,55,0,0,0,
                                                  0,0,0>>],
                                               []},
                                              {wxe_util,cast,2,
                                               [{file,"wxe_util.erl"},
                                                {line,61}]},
                                              {observer_lib,update_info2,2,
                                               [{file,"observer_lib.erl"},
                                                {line,201}]},
                                              {observer_lib,update_info,2,
                                               [{file,"observer_lib.erl"},
                                                {line,184}]},
 
{observer_sys_wx,update_syspage,
                                               1,
 
[{file,"observer_sys_wx.erl"},
                                                {line,84}]},
 
{observer_sys_wx,handle_info,2,
 
[{file,"observer_sys_wx.erl"},
                                                {line,209}]},
                                              {wx_object,handle_msg,5,
                                               [{file,"wx_object.erl"},
                                                {line,394}]},
                                              {proc_lib,init_p_do_apply,3,
                                               [{file,"proc_lib.erl"},
                                                {line,239}]}]}