Hello again,
Closing all open buffers and reopening a new document has corrected this
issue, but if I can help you to find the source of this bug, I would be
happy to do it.
I use LyX under OSX 10.13.6

Le sam. 27 oct. 2018 à 17:14, Murat Yildizoglu <
murat.yildizo...@u-bordeaux.fr> a écrit :

> Hello,
> I am puzzled by a problem I get in Lyx now.
> I have just closed the outline panel and Lyx screen became very weird (see
> the screenshot), and I cannot find how I can reset it to its normal
> appearance with the documents bar on the top of the editing panel and the
> Lyx screen fully usable. Any idea what is going on.
> Closing and reopening Lyx does not solve the problem.
>
> After the first appearance of this problem I have got a SIGSEV:
>
> (  1) 1   lyx                                 0x000000010757bd7f
> _ZN3lyx8frontend5Alert7doErrorERKNSt3__112basic_stringIwNS2_11char_traitsIwEENS2_9allocatorIwEEEESA_b
> : 1   lyx                                 0x000000010757bd7f
> _ZN3lyx8frontend5Alert7doErrorERKNSt3__112basic_stringIwNS2_11char_traitsIwEENS2_9allocatorIwEEEESA_b
> + 190
> (  2) 2   lyx                                 0x000000010757c2b5
> _ZN3lyx8frontend5Alert5errorERKNSt3__112basic_stringIwNS2_11char_traitsIwEENS2_9allocatorIwEEEESA_b
> : 2   lyx                                 0x000000010757c2b5
> _ZN3lyx8frontend5Alert5errorERKNSt3__112basic_stringIwNS2_11char_traitsIwEENS2_9allocatorIwEEEESA_b
> + 149
> (  3) 3   lyx                                 0x0000000107312e2b
> _ZN3lyx13error_handlerEi : 3   lyx
> 0x0000000107312e2b _ZN3lyx13error_handlerEi + 506
> (  4) 4   libsystem_platform.dylib            0x00007fff6970cf5a _sigtramp
> : 4   libsystem_platform.dylib            0x00007fff6970cf5a _sigtramp + 26
> (  5) 5   lyx                                 0x0000000107e91f7f
> LinkBackServers : 5   lyx
> 0x0000000107e91f7f LinkBackServers + 314679
> (  6) 6   QtWidgets                           0x0000000108cc6fba
> _ZN15QDockAreaLayout20deleteAllLayoutItemsEv : 6   QtWidgets
>             0x0000000108cc6fba _ZN15QDockAreaLayout20deleteAllLayoutItemsEv
> + 42
> (  7) 7   QtWidgets                           0x0000000108cf3d74
> _ZN17QMainWindowLayoutD2Ev : 7   QtWidgets
> 0x0000000108cf3d74 _ZN17QMainWindowLayoutD2Ev + 52
> (  8) 8   QtWidgets                           0x0000000108cf3fde
> _ZN17QMainWindowLayoutD0Ev : 8   QtWidgets
> 0x0000000108cf3fde _ZN17QMainWindowLayoutD0Ev + 14
> (  9) 9   QtWidgets                           0x0000000108badaee
> _ZN7QWidgetD2Ev : 9   QtWidgets
> 0x0000000108badaee _ZN7QWidgetD2Ev + 414
> ( 10) 10  lyx                                 0x0000000107723de2
> _ZN3lyx8frontend7GuiViewD0Ev : 10  lyx
> 0x0000000107723de2 _ZN3lyx8frontend7GuiViewD0Ev + 14
> ( 11) 11  QtCore                              0x000000010872b050
> _ZN7QObject5eventEP6QEvent : 11  QtCore
>  0x000000010872b050 _ZN7QObject5eventEP6QEvent + 128
> ( 12) 12  QtWidgets                           0x0000000108bc054b
> _ZN7QWidget5eventEP6QEvent : 12  QtWidgets
> 0x0000000108bc054b _ZN7QWidget5eventEP6QEvent + 5787
> ( 13) 13  QtWidgets                           0x0000000108ceaee5
> _ZN11QMainWindow5eventEP6QEvent : 13  QtWidgets
> 0x0000000108ceaee5 _ZN11QMainWindow5eventEP6QEvent + 1733
> ( 14) 14  lyx                                 0x000000010772828d
> _ZN3lyx8frontend7GuiView5eventEP6QEvent : 14  lyx
>       0x000000010772828d _ZN3lyx8frontend7GuiView5eventEP6QEvent + 249
> ( 15) 15  QtWidgets                           0x0000000108b85b2d
> _ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent : 15  QtWidgets
>                         0x0000000108b85b2d
> _ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent + 301
> ( 16) 16  QtWidgets                           0x0000000108b86ea7
> _ZN12QApplication6notifyEP7QObjectP6QEvent : 16  QtWidgets
>           0x0000000108b86ea7 _ZN12QApplication6notifyEP7QObjectP6QEvent +
> 391
> ( 17) 17  lyx                                 0x000000010758c3e0
> _ZN3lyx8frontend14GuiApplication6notifyEP7QObjectP6QEvent : 17  lyx
>                         0x000000010758c3e0
> _ZN3lyx8frontend14GuiApplication6notifyEP7QObjectP6QEvent + 22
> ( 18) 18  QtCore                              0x0000000108701414
> _ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent : 18  QtCore
>                        0x0000000108701414
> _ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent + 164
> ( 19) 19  QtCore                              0x000000010870259b
> _ZN23QCoreApplicationPrivate16sendPostedEventsEP7QObjectiP11QThreadData :
> 19  QtCore                              0x000000010870259b
> _ZN23QCoreApplicationPrivate16sendPostedEventsEP7QObjectiP11QThreadData +
> 891
> ( 20) 20  QtCore                              0x0000000108701b2d
> _ZN16QCoreApplication4execEv : 20  QtCore
>  0x0000000108701b2d _ZN16QCoreApplication4execEv + 509
> ( 21) 21  lyx                                 0x000000010730e65c
> _ZN3lyx3LyX4execERiPPc : 21  lyx
> 0x000000010730e65c _ZN3lyx3LyX4execERiPPc + 982
> ( 22) 22  lyx                                 0x00000001071f4127 main : 22
>  lyx                                 0x00000001071f4127 main + 71
> ( 23) 23  libdyld.dylib                       0x00007fff693fe015 start :
> 23  libdyld.dylib                       0x00007fff693fe015 start + 1
> ( 24) 24  ???                                 0x0000000000000001 0x0 : 24
>  ???                                 0x0000000000000001 0x0 + 1
>
>
>
>
> --
> Prof. Murat Yildizoglu
>
> Note: Please use the following address as such
>
> UNIVERSITE DE BORDEAUX
> GREThA (UMR CNRS 5113)
> MURAT YILDIZOGLU
> 16 AVENUE LEON DUGUIT
> CS 50057
> 33608 PESSAC CEDEX
> FRANCE
>
> Bureau : E-331
>
> mail: murat.yildizoglu at u-bordeaux.fr
>
> web: http://yildizoglu.fr
>


-- 
Prof. Murat Yildizoglu

Note: Please use the following address as such

UNIVERSITE DE BORDEAUX
GREThA (UMR CNRS 5113)
MURAT YILDIZOGLU
16 AVENUE LEON DUGUIT
CS 50057
33608 PESSAC CEDEX
FRANCE

Bureau : E-331

mail: murat.yildizoglu at u-bordeaux.fr

web: http://yildizoglu.fr

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