gtkf-sketcher crash output gtk4

lllax@LAPTOP-KVC9DPIV UCRT64 /home/FilesFor/gtk-fortran-gtk4/build/sketcher
$ ./gtkf-sketcher
 PWD: D:/Programs/MSYS2/home/FilesFor/gtk-fortran-gtk4/build/sketcher
 symbols for all widgets =  T
 use high level interface =  T
 Removed from GTK 4: edit_filters, gtk_file_chooser_set_extra_widget
 1) Working dir: D:/Programs/MSYS2/home/FilesFor/gtk-fortran-gtk4/build/sketcher
 2) Working dir: D:/Programs/MSYS2/home/FilesFor/gtk-fortran-gtk4/build/sketcher/example
 Generating the .f90 files...

Program received signal SIGSEGV: Segmentation fault - invalid memory reference.

Backtrace for this error:
#0  0x6036421
#1  0x5fa8d13
#2  0x24651281
#3  0x51f00e0f
#4  0x544923ae
#5  0x544414b3
#6  0x54490ebd
#7  0x226ab553
#8  0x226b0543
#9  0x52af798
#10  0x2464240b
#11  0x24642878
#12  0x22688533
#13  0x2269d8ad
#14  0x226a329a
#15  0x22688533
#16  0x2269d8ad
#17  0x226a329a
#18  0x508983d
#19  0x2268b002
#20  0x22688533
#21  0x2269d8ad
#22  0x226a329a
#23  0x50864ae
#24  0x5087cda
#25  0x508afd8
#26  0x5054dc5
#27  0x51a8ce6
#28  0x51b0829
#29  0x50cb855
#30  0x50cc10a
#31  0x531c1c8
#32  0x537a44e
#33  0x22688533
#34  0x2269ce26
#35  0x226a329a
#36  0x537dc8b
#37  0x532f093
#38  0x11b6053b
#39  0x11b63282
#40  0x11b63c1f
#41  0x24651dff
#42  0x246412ed
#43  0x24641405
#44  0x531e7343
#45  0x544426b0
#46  0xffffffff