Slic3r::PaintedLineVisitor::operator segfault when slicing #31

New Issue

MrUnknownDE · 2026-04-05T16:18:12+02:00

MrUnknownDE commented

2026-04-05 16:18:12 +02:00

Originally created by @rtwfroody on 4/2/2026

Is there an existing issue for this problem?

I have searched the existing issues

OrcaSlicer Version

2.4.0-dev, 0a762dfede, snapmaker-orca

Operating System (OS)

Linux

OS Version

Manjaro 26.0.4

Additional system information

No response

Printer

Snapmaker U1

How to reproduce

Start OrcaSlicer
Open delorean.3mf
Click Slice

Actual results

Segfault. Captured with gdb:

[New Thread 0x7ffd6f7fe6c0 (LWP 62966)]

Thread 1448 "bbl_BgSlcPcs" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7ffd6f7fe6c0 (LWP 62966)]
Slic3r::PaintedLineVisitor::operator() (this=this@entry=0x7ffd6f7ee490, iy=iy@entry=10, ix=ix@entry=-1)
    at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/MultiMaterialSegmentation.cpp:539
539                 Line        grid_line         = grid.line(*it_contour_and_segment);
(gdb) bt
#0  Slic3r::PaintedLineVisitor::operator() (this=this@entry=0x7ffd6f7ee490, iy=iy@entry=10, ix=ix@entry=-1)
    at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/MultiMaterialSegmentation.cpp:539
#1  0x0000555556cf76bf in Slic3r::EdgeGrid::Grid::visit_cells_intersecting_line<Slic3r::PaintedLineVisitor>
    (this=0x7ffd7e1616d0, p1=..., p2=..., visitor=...) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/EdgeGrid.hpp:273
#2  0x0000555556ce8489 in operator() (__closure=__closure@entry=0x7fffe037b658, range=...)
    at /home/tnewsome/programs/OrcaSlicer/deps_src/eigen/Eigen/src/Core/util/Meta.h:300
#3  0x0000555556cee710 in tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>::run_body
    (this=<optimized out>, r=<optimized out>)
    at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/parallel_for.h:119
#4  tbb::detail::d1::dynamic_grainsize_mode<tbb::detail::d1::adaptive_mode<tbb::detail::d1::auto_partition_type> >::work_balance<tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>, tbb::detail::d1::blocked_range<long unsigned int> >
    (this=0x7fffe037b6a8, start=⚠ warning: RTTI symbol not found for class 'tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<unsigned long>, Slic3r::segmentation_by_painting(Slic3r::PrintObject const&, std::function<Slic3r::ModelVolumeFacetsInfo (Slic3r::ModelVolume const&)> const&, unsigned long, float, float, bool, Slic3r::IncludeTopAndBottomLayers, std::function<void ()> const&)::{lambda(tbb::detail::d1::blocked_range<unsigned long> const&)#2}::operator()(tbb::detail::d1::blocked_range<unsigned long> const&) const::{lambda(tbb::detail::d1::blocked_range<unsigned long> const&)#1}, tbb::detail::d1::auto_partitioner const>'
..., range=..., ed=...)
    at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/partitioner.h:462
#5  tbb::detail::d1::partition_type_base<tbb::detail::d1::auto_partition_type>::execute<tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>, tbb::detail::d1::blocked_range<long unsigned int> > (this=0x7fffe037b6a8, start=⚠ warning: RTTI symbol not found for class 'tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<unsigned long>, Slic3r::segmentation_by_painting(Slic3r::PrintObject const&, std::function<Slic3r::ModelVolumeFacetsInfo (Slic3r::ModelVolume const&)> const&, unsigned long, float, float, bool, Slic3r::IncludeTopAndBottomLayers, std::function<void ()> const&)::{lambda(tbb::detail::d1::blocked_range<unsigned long> const&)#2}::operator()(tbb::detail::d1::blocked_range<unsigned long> const&) const::{lambda(tbb::detail::d1::blocked_range<unsigned long> const&)#1}, tbb::detail::d1::auto_partitioner const>'
..., range=..., ed=...)
    at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/partitioner.h:288
#6  tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>::execute(tbb::detail::d1::execution_data &)
    (this=0x7fffe037b600, ed=...)
    at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/parallel_for.h:172
#7  0x0000555559a3d683 in tbb::detail::d1::task* tbb::detail::r1::task_dispatcher::local_wait_for_all<false, tbb::detail::r1::external_waiter>(tbb::detail::d1::task*, tbb::detail::r1::external_waiter&) [clone .constprop.0] [clone .isra.0] ()
    at /home/tnewsome/programs/OrcaSlicer/deps/build/dep_TBB-prefix/src/dep_TBB/src/tbb/task_dispatcher.h:322
#8  0x0000555559a3d945 in tbb::detail::r1::task_dispatcher::execute_and_wait (t=0x7ffd6f7ee1f0, wait_ctx=..., w_ctx=...)
    at /home/tnewsome/programs/OrcaSlicer/deps/build/dep_TBB-prefix/src/dep_TBB/src/tbb/task_dispatcher.h:463
#9  0x0000555556ceaf3d in tbb::detail::d1::execute_and_wait (t=..., t_ctx=..., wait_ctx=..., w_ctx=...)
    at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/detail/_task.h:191
#10 tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>::run (partitioner=<optimized out>, range=<optimized out>, body=<optimized out>, context=...)
    at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/parallel_for.h:114
#11 tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const s--Type <RET> for more, q to quit, c to continue without paging--c
td::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>::run (partitioner=<optimized out>, range=<optimized out>, body=<optimized out>)
    at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/parallel_for.h:103
#12 tbb::detail::d1::parallel_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)> >
    (range=<optimized out>, body=<optimized out>)
    at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/parallel_for.h:231
#13 Slic3r::segmentation_by_painting
    (print_object=..., extract_facets_info=..., num_facets_states=<optimized out>, segmentation_max_width=0, segmentation_interlocking_depth=0, segmentation_interlocking_beam=false, include_top_and_bottom_layers=include_top_and_bottom_layers@entry=Slic3r::IncludeTopAndBottomLayers::Yes, throw_on_cancel_callback=...)
    at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/MultiMaterialSegmentation.cpp:2033
#14 0x0000555556ced15c in Slic3r::multi_material_segmentation_by_painting (print_object=..., throw_on_cancel_callback=...)
    at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/MultiMaterialSegmentation.cpp:2207
#15 0x000055555695235b in Slic3r::apply_mm_segmentation<Slic3r::PrintObject::slice_volumes()::<lambda()> >
    (print_object=..., throw_on_cancel=...) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/PrintObjectSlice.cpp:849
#16 Slic3r::PrintObject::slice_volumes (this=this@entry=0x55556e3ee560)
    at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/PrintObjectSlice.cpp:1196
#17 0x00005555569531ce in Slic3r::PrintObject::slice (this=0x55556e3ee560)
    at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/PrintObjectSlice.cpp:801
#18 0x00005555568f425a in Slic3r::PrintObject::make_perimeters (this=0x55556e3ee560)
    at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/PrintObject.cpp:420
#19 0x00005555568a062d in Slic3r::Print::process (this=0x55556a104d40, time_cost_with_cache=0x0, use_cache=<optimized out>)
    at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/Print.cpp:2163
#20 0x00005555578c5406 in Slic3r::BackgroundSlicingProcess::process_fff (this=0x555569e962b0)
    at /home/tnewsome/programs/OrcaSlicer/src/slic3r/GUI/BackgroundSlicingProcess.cpp:230
#21 0x00005555578c5dd8 in Slic3r::BackgroundSlicingProcess::call_process (this=0x555569e962b0, ex=...)
    at /home/tnewsome/programs/OrcaSlicer/src/slic3r/GUI/BackgroundSlicingProcess.cpp:443
#22 0x00005555578c5f28 in Slic3r::BackgroundSlicingProcess::thread_proc (this=0x555569e962b0)
    at /home/tnewsome/programs/OrcaSlicer/src/slic3r/GUI/BackgroundSlicingProcess.cpp:340
#23 0x00005555578c6be9 in Slic3r::BackgroundSlicingProcess::thread_proc_safe (this=<optimized out>)
    at /home/tnewsome/programs/OrcaSlicer/src/slic3r/GUI/BackgroundSlicingProcess.cpp:486
#24 0x0000555559d711f3 in thread_proxy ()
#25 0x00007fffeeb9797a in start_thread (arg=<optimized out>) at pthread_create.c:454
#26 0x00007fffeec1b2bc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
(gdb)

Expected results

The model should be sliced.

Project file & Debug log uploads

delorean.zip

Checklist of files to include

Log file
Project file

Anything else?

No response

*Originally created by @rtwfroody on 4/2/2026* ### Is there an existing issue for this problem? - [x] I have searched the existing issues ### OrcaSlicer Version 2.4.0-dev, 0a762dfede5, snapmaker-orca ### Operating System (OS) Linux ### OS Version Manjaro 26.0.4 ### Additional system information _No response_ ### Printer Snapmaker U1 ### How to reproduce 1. Start OrcaSlicer 2. Open delorean.3mf 3. Click Slice ### Actual results Segfault. Captured with gdb: ``` [New Thread 0x7ffd6f7fe6c0 (LWP 62966)] Thread 1448 "bbl_BgSlcPcs" received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7ffd6f7fe6c0 (LWP 62966)] Slic3r::PaintedLineVisitor::operator() (this=this@entry=0x7ffd6f7ee490, iy=iy@entry=10, ix=ix@entry=-1) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/MultiMaterialSegmentation.cpp:539 539 Line grid_line = grid.line(*it_contour_and_segment); (gdb) bt #0 Slic3r::PaintedLineVisitor::operator() (this=this@entry=0x7ffd6f7ee490, iy=iy@entry=10, ix=ix@entry=-1) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/MultiMaterialSegmentation.cpp:539 #1 0x0000555556cf76bf in Slic3r::EdgeGrid::Grid::visit_cells_intersecting_line<Slic3r::PaintedLineVisitor> (this=0x7ffd7e1616d0, p1=..., p2=..., visitor=...) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/EdgeGrid.hpp:273 #2 0x0000555556ce8489 in operator() (__closure=__closure@entry=0x7fffe037b658, range=...) at /home/tnewsome/programs/OrcaSlicer/deps_src/eigen/Eigen/src/Core/util/Meta.h:300 #3 0x0000555556cee710 in tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>::run_body (this=<optimized out>, r=<optimized out>) at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/parallel_for.h:119 #4 tbb::detail::d1::dynamic_grainsize_mode<tbb::detail::d1::adaptive_mode<tbb::detail::d1::auto_partition_type> >::work_balance<tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>, tbb::detail::d1::blocked_range<long unsigned int> > (this=0x7fffe037b6a8, start=⚠ warning: RTTI symbol not found for class 'tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<unsigned long>, Slic3r::segmentation_by_painting(Slic3r::PrintObject const&, std::function<Slic3r::ModelVolumeFacetsInfo (Slic3r::ModelVolume const&)> const&, unsigned long, float, float, bool, Slic3r::IncludeTopAndBottomLayers, std::function<void ()> const&)::{lambda(tbb::detail::d1::blocked_range<unsigned long> const&)#2}::operator()(tbb::detail::d1::blocked_range<unsigned long> const&) const::{lambda(tbb::detail::d1::blocked_range<unsigned long> const&)#1}, tbb::detail::d1::auto_partitioner const>' ..., range=..., ed=...) at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/partitioner.h:462 #5 tbb::detail::d1::partition_type_base<tbb::detail::d1::auto_partition_type>::execute<tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>, tbb::detail::d1::blocked_range<long unsigned int> > (this=0x7fffe037b6a8, start=⚠ warning: RTTI symbol not found for class 'tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<unsigned long>, Slic3r::segmentation_by_painting(Slic3r::PrintObject const&, std::function<Slic3r::ModelVolumeFacetsInfo (Slic3r::ModelVolume const&)> const&, unsigned long, float, float, bool, Slic3r::IncludeTopAndBottomLayers, std::function<void ()> const&)::{lambda(tbb::detail::d1::blocked_range<unsigned long> const&)#2}::operator()(tbb::detail::d1::blocked_range<unsigned long> const&) const::{lambda(tbb::detail::d1::blocked_range<unsigned long> const&)#1}, tbb::detail::d1::auto_partitioner const>' ..., range=..., ed=...) at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/partitioner.h:288 #6 tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>::execute(tbb::detail::d1::execution_data &) (this=0x7fffe037b600, ed=...) at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/parallel_for.h:172 #7 0x0000555559a3d683 in tbb::detail::d1::task* tbb::detail::r1::task_dispatcher::local_wait_for_all<false, tbb::detail::r1::external_waiter>(tbb::detail::d1::task*, tbb::detail::r1::external_waiter&) [clone .constprop.0] [clone .isra.0] () at /home/tnewsome/programs/OrcaSlicer/deps/build/dep_TBB-prefix/src/dep_TBB/src/tbb/task_dispatcher.h:322 #8 0x0000555559a3d945 in tbb::detail::r1::task_dispatcher::execute_and_wait (t=0x7ffd6f7ee1f0, wait_ctx=..., w_ctx=...) at /home/tnewsome/programs/OrcaSlicer/deps/build/dep_TBB-prefix/src/dep_TBB/src/tbb/task_dispatcher.h:463 #9 0x0000555556ceaf3d in tbb::detail::d1::execute_and_wait (t=..., t_ctx=..., wait_ctx=..., w_ctx=...) at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/detail/_task.h:191 #10 tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>::run (partitioner=<optimized out>, range=<optimized out>, body=<optimized out>, context=...) at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/parallel_for.h:114 #11 tbb::detail::d1::start_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const s--Type <RET> for more, q to quit, c to continue without paging--c td::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)>, const tbb::detail::d1::auto_partitioner>::run (partitioner=<optimized out>, range=<optimized out>, body=<optimized out>) at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/parallel_for.h:103 #12 tbb::detail::d1::parallel_for<tbb::detail::d1::blocked_range<long unsigned int>, Slic3r::segmentation_by_painting(const PrintObject&, const std::function<ModelVolumeFacetsInfo(const ModelVolume&)>&, size_t, float, float, bool, IncludeTopAndBottomLayers, const std::function<void()>&)::<lambda(const tbb::detail::d1::blocked_range<long unsigned int>&)> > (range=<optimized out>, body=<optimized out>) at /home/tnewsome/programs/OrcaSlicer/deps/build/OrcaSlicer_dep/usr/local/include/oneapi/tbb/parallel_for.h:231 #13 Slic3r::segmentation_by_painting (print_object=..., extract_facets_info=..., num_facets_states=<optimized out>, segmentation_max_width=0, segmentation_interlocking_depth=0, segmentation_interlocking_beam=false, include_top_and_bottom_layers=include_top_and_bottom_layers@entry=Slic3r::IncludeTopAndBottomLayers::Yes, throw_on_cancel_callback=...) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/MultiMaterialSegmentation.cpp:2033 #14 0x0000555556ced15c in Slic3r::multi_material_segmentation_by_painting (print_object=..., throw_on_cancel_callback=...) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/MultiMaterialSegmentation.cpp:2207 #15 0x000055555695235b in Slic3r::apply_mm_segmentation<Slic3r::PrintObject::slice_volumes()::<lambda()> > (print_object=..., throw_on_cancel=...) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/PrintObjectSlice.cpp:849 #16 Slic3r::PrintObject::slice_volumes (this=this@entry=0x55556e3ee560) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/PrintObjectSlice.cpp:1196 #17 0x00005555569531ce in Slic3r::PrintObject::slice (this=0x55556e3ee560) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/PrintObjectSlice.cpp:801 #18 0x00005555568f425a in Slic3r::PrintObject::make_perimeters (this=0x55556e3ee560) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/PrintObject.cpp:420 #19 0x00005555568a062d in Slic3r::Print::process (this=0x55556a104d40, time_cost_with_cache=0x0, use_cache=<optimized out>) at /home/tnewsome/programs/OrcaSlicer/src/libslic3r/Print.cpp:2163 #20 0x00005555578c5406 in Slic3r::BackgroundSlicingProcess::process_fff (this=0x555569e962b0) at /home/tnewsome/programs/OrcaSlicer/src/slic3r/GUI/BackgroundSlicingProcess.cpp:230 #21 0x00005555578c5dd8 in Slic3r::BackgroundSlicingProcess::call_process (this=0x555569e962b0, ex=...) at /home/tnewsome/programs/OrcaSlicer/src/slic3r/GUI/BackgroundSlicingProcess.cpp:443 #22 0x00005555578c5f28 in Slic3r::BackgroundSlicingProcess::thread_proc (this=0x555569e962b0) at /home/tnewsome/programs/OrcaSlicer/src/slic3r/GUI/BackgroundSlicingProcess.cpp:340 #23 0x00005555578c6be9 in Slic3r::BackgroundSlicingProcess::thread_proc_safe (this=<optimized out>) at /home/tnewsome/programs/OrcaSlicer/src/slic3r/GUI/BackgroundSlicingProcess.cpp:486 #24 0x0000555559d711f3 in thread_proxy () #25 0x00007fffeeb9797a in start_thread (arg=<optimized out>) at pthread_create.c:454 #26 0x00007fffeec1b2bc in __GI___clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78 (gdb) ``` ### Expected results The model should be sliced. ### Project file & Debug log uploads [delorean.zip](https://github.com/user-attachments/files/26424130/delorean.zip) ### Checklist of files to include - [ ] Log file - [x] Project file ### Anything else? _No response_

MrUnknownDE added the bug bug bug bug bug bug bug bug bug bug bug bug bug bug bug bug labels 2026-04-05 16:18:12 +02:00

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Reference: github/OrcaSlicer#31