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Re: [Bug 1840975] Re: Gimp 2.10.12 crash - deleted an empty transparent layer

To: edubuntu-bugs@xxxxxxxxxxxxxxxxxxx
From: Babs <babs.keeley@xxxxxxxxx>
Date: Fri, 23 Aug 2019 21:17:31 -0000
Reply-to: Bug 1840975 <1840975@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
I apologise if this is not the right place but I only did what it told me
on the Gimp crash thing that popped up after the crash.
If the buttons on the Gimp crash report tool lead to the wrong place I
won't use them again but Gimp devs need to fix it.
Sorry again


On Wed, 21 Aug 2019 at 21:35, Erich Eickmeyer <1840975@xxxxxxxxxxxxxxxxxx>
wrote:

> Thank you for reporting this bug. However, this was not filed using the
> "ubuntu-bug" tool, therefore this bug does not contain any hints about
> hardware, or any
> other necessary information. Therefore, this bug is invalid. Please
> report bugs by opening a terminal and typing "ubuntu-bug {packagename}"
> in the future.
>
> If this was reported via any process requested by the GIMP developers,
> please report the bug upstream at gimp.org, not here. Again, thank you.
>
> ** Changed in: gimp (Ubuntu)
>        Status: New => Invalid
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1840975
>
> Title:
>   Gimp 2.10.12 crash - deleted an empty transparent layer
>
> Status in gimp package in Ubuntu:
>   Invalid
>
> Bug description:
>   Ubuntu Studio 19.04
>   Gimp 2.10.12
>
>   Pasted an image (675 x 799) into Gimp
>   Added transparent layer
>   Duplicated image
>   Deleted transparent layer
>   Gimp crashed
>
>
>
>   ```
>   GNU Image Manipulation Program version 2.10.12
>   git-describe: GIMP_2_10_10-209-g3d8535b55f
>   C compiler:
>         Using built-in specs.
>         COLLECT_GCC=gcc
>         COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/8/lto-wrapper
>         OFFLOAD_TARGET_NAMES=nvptx-none
>         OFFLOAD_TARGET_DEFAULT=1
>         Target: x86_64-linux-gnu
>         Configured with: ../src/configure -v --with-pkgversion='Ubuntu
> 8.3.0-6ubuntu1' --with-bugurl=file:///usr/share/doc/gcc-8/README.Bugs
> --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++ --prefix=/usr
> --with-gcc-major-version-only --program-suffix=-8
> --program-prefix=x86_64-linux-gnu- --enable-shared --enable-linker-build-id
> --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix
> --libdir=/usr/lib --enable-nls --enable-bootstrap --enable-clocale=gnu
> --enable-libstdcxx-debug --enable-libstdcxx-time=yes
> --with-default-libstdcxx-abi=new --enable-gnu-unique-object
> --disable-vtable-verify --enable-libmpx --enable-plugin
> --enable-default-pie --with-system-zlib --with-target-system-zlib
> --enable-objc-gc=auto --enable-multiarch --disable-werror
> --with-arch-32=i686 --with-abi=m64 --with-multilib-list=m32,m64,mx32
> --enable-multilib --with-tune=generic --enable-offload-targets=nvptx-none
> --without-cuda-driver --enable-checking=release --build=x86_64-linux-gnu
> --host=x86_64-linux-gnu --target=x86_64-linux-gnu
>         Thread model: posix
>         gcc version 8.3.0 (Ubuntu 8.3.0-6ubuntu1)
>
>   using GEGL version 0.4.16 (compiled against version 0.4.16)
>   using GLib version 2.60.4 (compiled against version 2.60.0)
>   using GdkPixbuf version 2.38.1 (compiled against version 2.38.1)
>   using GTK+ version 2.24.32 (compiled against version 2.24.32)
>   using Pango version 1.42.3 (compiled against version 1.42.3)
>   using Fontconfig version 2.13.1 (compiled against version 2.13.1)
>   using Cairo version 1.16.0 (compiled against version 1.16.0)
>
>   ```
>   > fatal error: Aborted
>
>   Stack trace:
>   ```
>
>   # Stack traces obtained from PID 4431 - Thread 4431 #
>
>   [New LWP 4432]
>   [New LWP 4433]
>   [New LWP 4434]
>   [New LWP 4436]
>   [New LWP 4587]
>   [Thread debugging using libthread_db enabled]
>   Using host libthread_db library
> "/lib/x86_64-linux-gnu/libthread_db.so.1".
>   __libc_read (nbytes=256, buf=0x7fff858ed050, fd=15) at
> ../sysdeps/unix/sysv/linux/read.c:26
>     Id   Target Id                                      Frame
>   * 1    Thread 0x7fc0442dde00 (LWP 4431) "gimp-2.10"   __libc_read
> (nbytes=256, buf=0x7fff858ed050, fd=15) at
> ../sysdeps/unix/sysv/linux/read.c:26
>     2    Thread 0x7fc043b1d700 (LWP 4432) "worker"      syscall () at
> ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>     3    Thread 0x7fc0416cd700 (LWP 4433) "gmain"       0x00007fc045fc7729
> in __GI___poll (fds=0x7fc028001cd0, nfds=2, timeout=-1) at
> ../sysdeps/unix/sysv/linux/poll.c:29
>     4    Thread 0x7fc0408e0700 (LWP 4434) "gdbus"       0x00007fc045fc7729
> in __GI___poll (fds=0x55a6d9e2c330, nfds=2, timeout=-1) at
> ../sysdeps/unix/sysv/linux/poll.c:29
>     5    Thread 0x7fc02de9d700 (LWP 4436) "async"       syscall () at
> ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>     6    Thread 0x7fbfd7fff700 (LWP 4587) "swap writer" syscall () at
> ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>
>   Thread 6 (Thread 0x7fbfd7fff700 (LWP 4587)):
>   #0  0x00007fc045fcd2e9 in syscall () at
> ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>   #1  0x00007fc0462b193f in g_cond_wait () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #2  0x00007fc0467570b9 in  () at
> /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
>   #3  0x00007fc04628f87d in  () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #4  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at
> pthread_create.c:486
>           ret = <optimised out>
>           pd = <optimised out>
>           now = <optimised out>
>           unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140461939357440,
> -2317528006440452510, 140735434126606, 140735434126607, 140735434126752,
> 140461939353856, 2353644763696660066, 2330314406011141730}, mask_was_saved
> = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup =
> 0x0, canceltype = 0}}}
>           not_first_call = <optimised out>
>   #5  0x00007fc045fd3b1f in clone () at
> ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>   Thread 5 (Thread 0x7fc02de9d700 (LWP 4436)):
>   #0  0x00007fc045fcd2e9 in syscall () at
> ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>   #1  0x00007fc0462b193f in g_cond_wait () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #2  0x000055a6d95a38ac in  ()
>   #3  0x00007fc04628f87d in  () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #4  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at
> pthread_create.c:486
>           ret = <optimised out>
>           pd = <optimised out>
>           now = <optimised out>
>           unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463380748032,
> -2317528006440452510, 140735434135406, 140735434135407, 140735434135552,
> 140463380744448, 2330093137656610402, 2330314406011141730}, mask_was_saved
> = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup =
> 0x0, canceltype = 0}}}
>           not_first_call = <optimised out>
>   #5  0x00007fc045fd3b1f in clone () at
> ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>   Thread 4 (Thread 0x7fc0408e0700 (LWP 4434)):
>   #0  0x00007fc045fc7729 in __GI___poll (fds=0x55a6d9e2c330, nfds=2,
> timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
>           resultvar = 18446744073709551100
>           sc_cancel_oldtype = 0
>   #1  0x00007fc046266bf6 in  () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #2  0x00007fc046266f82 in g_main_loop_run () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #3  0x00007fc046632e26 in  () at
> /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
>   #4  0x00007fc04628f87d in  () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #5  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at
> pthread_create.c:486
>           ret = <optimised out>
>           pd = <optimised out>
>           now = <optimised out>
>           unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463693498112,
> -2317528006440452510, 140735434135486, 140735434135487, 140735434135632,
> 140463693494528, 2330328675273735778, 2330314406011141730}, mask_was_saved
> = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup =
> 0x0, canceltype = 0}}}
>           not_first_call = <optimised out>
>   #6  0x00007fc045fd3b1f in clone () at
> ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>   Thread 3 (Thread 0x7fc0416cd700 (LWP 4433)):
>   #0  0x00007fc045fc7729 in __GI___poll (fds=0x7fc028001cd0, nfds=2,
> timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
>           resultvar = 18446744073709551100
>           sc_cancel_oldtype = 0
>   #1  0x00007fc046266bf6 in  () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #2  0x00007fc046266d1c in g_main_context_iteration () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #3  0x00007fc046266d61 in  () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #4  0x00007fc04628f87d in  () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #5  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at
> pthread_create.c:486
>           ret = <optimised out>
>           pd = <optimised out>
>           now = <optimised out>
>           unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463708100352,
> -2317528006440452510, 140735434135070, 140735434135071, 140735434135216,
> 140463708096768, 2330329506886778466, 2330314406011141730}, mask_was_saved
> = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup =
> 0x0, canceltype = 0}}}
>           not_first_call = <optimised out>
>   #6  0x00007fc045fd3b1f in clone () at
> ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>   Thread 2 (Thread 0x7fc043b1d700 (LWP 4432)):
>   #0  0x00007fc045fcd2e9 in syscall () at
> ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>   #1  0x00007fc0462b193f in g_cond_wait () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #2  0x00007fc04671a9e3 in  () at
> /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
>   #3  0x00007fc04628f87d in  () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #4  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at
> pthread_create.c:486
>           ret = <optimised out>
>           pd = <optimised out>
>           now = <optimised out>
>           unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463746176768,
> -2317528006440452510, 140735434135406, 140735434135407, 140735434135552,
> 140463746173184, 2330326852596989538, 2330314406011141730}, mask_was_saved
> = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup =
> 0x0, canceltype = 0}}}
>           not_first_call = <optimised out>
>   #5  0x00007fc045fd3b1f in clone () at
> ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>   Thread 1 (Thread 0x7fc0442dde00 (LWP 4431)):
>   #0  0x00007fc0460b5d94 in __libc_read (nbytes=256, buf=0x7fff858ed050,
> fd=15) at ../sysdeps/unix/sysv/linux/read.c:26
>           resultvar = 18446744073709551104
>           sc_cancel_oldtype = 1
>           sc_ret = <optimised out>
>   #1  0x00007fc0460b5d94 in __libc_read (fd=15, buf=0x7fff858ed050,
> nbytes=256) at ../sysdeps/unix/sysv/linux/read.c:24
>   #2  0x00007fc046b87bd4 in gimp_stack_trace_print () at
> /usr/lib/libgimpbase-2.0.so.0
>   #3  0x000055a6d92d3740 in  ()
>   #4  0x000055a6d92d3b78 in  ()
>   #5  0x000055a6d92d42e7 in  ()
>   #6  0x00007fc0460b6f40 in <signal handler called> () at
> /lib/x86_64-linux-gnu/libpthread.so.0
>   #7  0x00007fc045ef9ed7 in __GI_raise (sig=sig@entry=6) at
> ../sysdeps/unix/sysv/linux/raise.c:50
>           set = {__val = {0, 140463784071543, 4222451712, 94175271672176,
> 94175271672277, 94175271672176, 94175271672176, 94175271672279,
> 94175271672476, 94175271672176, 94175271672476, 0, 0, 0, 0, 0}}
>           pid = <optimised out>
>           tid = <optimised out>
>   #8  0x00007fc045edb535 in __GI_abort () at abort.c:79
>           save_stage = 1
>           act = {__sigaction_handler = {sa_handler = 0x55a6e5a61cb0,
> sa_sigaction = 0x55a6e5a61cb0}, sa_mask = {__val = {0, 94175271672176, 6,
> 0, 0, 0, 21474836480, 140735434119464, 140735434119312, 140463785300208,
> 140463785285000, 0, 14122364068044046848, 140463785269735, 0,
> 140463785285000}}, sa_flags = 1172461171, sa_restorer = 0x7fc045e25808}
>           sigs = {__val = {32, 0 <repeats 15 times>}}
>   #9  0x00007fc045edb40f in __assert_fail_base (fmt=0x7fc046069588
> "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x7fc045e25808
> "!xcb_xlib_threads_sequence_lost", file=0x7fc045e25673
> "../../src/xcb_io.c", line=263, function=<optimised out>) at assert.c:92
>           str = 0x55a6e5a61cb0 "\020-\243\345\246U"
>           total = 4096
>   #10 0x00007fc045eeb012 in __GI___assert_fail (assertion=0x7fc045e25808
> "!xcb_xlib_threads_sequence_lost", file=0x7fc045e25673
> "../../src/xcb_io.c", line=263, function=0x7fc045e25ac0 "poll_for_event")
> at assert.c:101
>   #11 0x00007fc045db35db in  () at /usr/lib/x86_64-linux-gnu/libX11.so.6
>   #12 0x00007fc045db3680 in  () at /usr/lib/x86_64-linux-gnu/libX11.so.6
>   #13 0x00007fc045db397d in _XEventsQueued () at
> /usr/lib/x86_64-linux-gnu/libX11.so.6
>   #14 0x00007fc045da5660 in XEventsQueued () at
> /usr/lib/x86_64-linux-gnu/libX11.so.6
>   #15 0x00007fc04685b910 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #16 0x00007fc04685c771 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #17 0x00007fc046851b0a in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #18 0x00007fc046836bb6 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #19 0x00007fc046836e6c in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #20 0x00007fc04683785e in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #21 0x00007fc0467deb80 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #22 0x00007fc0468582c9 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #23 0x00007fc04682f6af in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #24 0x00007fc0467e6ed6 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #25 0x00007fc0467e0359 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #26 0x00007fc04683c045 in cairo_fill () at
> /usr/lib/x86_64-linux-gnu/libcairo.so.2
>   #27 0x00007fc02cb534e0 in  () at
> /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
>   #28 0x00007fc02cb5433b in  () at
> /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
>   #29 0x00007fc02cb50c74 in  () at
> /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
>   #30 0x00007fc02cb51972 in  () at
> /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
>   #31 0x00007fc046ecc8bd in  () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #32 0x00007fc046ecdd35 in  () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #33 0x00007fc046dd8cfb in  () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #34 0x00007fc04634ce8d in g_closure_invoke () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #35 0x00007fc04635fdad in  () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #36 0x00007fc046368b9b in g_signal_emit_valist () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #37 0x00007fc046369b6f in g_signal_emit () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #38 0x00007fc046ef000c in  () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #39 0x00007fc046dd75f0 in gtk_main_do_event () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #40 0x00007fc046c308cf in  () at
> /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
>   #41 0x00007fc046c30875 in  () at
> /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
>   #42 0x00007fc046c30875 in  () at
> /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
>   #43 0x00007fc046c2d18d in  () at
> /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
>   #44 0x00007fc046c2dc35 in gdk_window_process_updates () at
> /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
>   #45 0x00007fc04634ce8d in g_closure_invoke () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #46 0x00007fc046360555 in  () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #47 0x00007fc0463694ae in g_signal_emit_valist () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #48 0x00007fc046369b6f in g_signal_emit () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #49 0x00007fc046ed24d1 in  () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #50 0x00007fc046ed6065 in gtk_tree_view_set_cursor_on_cell () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #51 0x000055a6d9431dcf in  ()
>   #52 0x000055a6d947ea90 in  ()
>   #53 0x000055a6d94855ed in  ()
>   #54 0x000055a6d9597e10 in gimp_marshal_BOOLEAN__OBJECT_POINTER ()
>   #55 0x00007fc04634ce8d in g_closure_invoke () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #56 0x00007fc04635fdad in  () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #57 0x00007fc046368b9b in g_signal_emit_valist () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #58 0x00007fc046369b6f in g_signal_emit () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #59 0x000055a6d943590a in gimp_container_view_select_item ()
>   #60 0x00007fc04634ce8d in g_closure_invoke () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #61 0x00007fc046360555 in  () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #62 0x00007fc0463694ae in g_signal_emit_valist () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #63 0x00007fc046369b6f in g_signal_emit () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #64 0x000055a6d95ddb7f in  ()
>   #65 0x000055a6d9637147 in  ()
>   #66 0x000055a6d95dc9a6 in gimp_drawable_set_buffer_full ()
>   #67 0x000055a6d95dcf6d in gimp_drawable_set_buffer ()
>   #68 0x000055a6d963657f in gimp_layer_add_alpha ()
>   #69 0x000055a6d92fd698 in layers_alpha_add_cmd_callback ()
>   #70 0x00007fc04634ce8d in g_closure_invoke () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #71 0x00007fc046360555 in  () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #72 0x00007fc0463694ae in g_signal_emit_valist () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #73 0x00007fc046369b6f in g_signal_emit () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #74 0x00007fc046d1a1f0 in  () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #75 0x00007fc04634ce8d in g_closure_invoke () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #76 0x00007fc0463606a4 in  () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #77 0x00007fc0463694ae in g_signal_emit_valist () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #78 0x00007fc046369b6f in g_signal_emit () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #79 0x00007fc046eeedaa in gtk_widget_activate () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #80 0x00007fc046deab1d in gtk_menu_shell_activate_item () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #81 0x00007fc046deadee in  () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #82 0x00007fc046dd8cfb in  () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #83 0x00007fc04634ce8d in g_closure_invoke () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #84 0x00007fc04635fdad in  () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #85 0x00007fc046368b9b in g_signal_emit_valist () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #86 0x00007fc046369b6f in g_signal_emit () at
> /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
>   #87 0x00007fc046ef000c in  () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #88 0x00007fc046dd6f9c in gtk_propagate_event () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #89 0x00007fc046dd738b in gtk_main_do_event () at
> /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
>   #90 0x00007fc046c49ccc in  () at
> /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
>   #91 0x00007fc0462669ee in g_main_context_dispatch () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #92 0x00007fc046266c88 in  () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #93 0x00007fc046266f82 in g_main_loop_run () at
> /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
>   #94 0x000055a6d92d2f6f in app_run ()
>   #95 0x000055a6d92d2876 in main ()
>   [Inferior 1 (process 4431) detached]
>
>   ```
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/gimp/+bug/1840975/+subscriptions
>

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https://bugs.launchpad.net/bugs/1840975

Title:
  Gimp 2.10.12 crash - deleted an empty transparent layer

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References

[Bug 1840975] [NEW] Gimp 2.10.12 crash - deleted an empty transparent layer
From: Babs, 2019-08-21
[Bug 1840975] Re: Gimp 2.10.12 crash - deleted an empty transparent layer
From: Erich Eickmeyer, 2019-08-21