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Fix: Crash by null mainframe in BackgroundSlicingProcess for CLI (#15367)

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* add nullptr check

* use plater from app instead mainframe

---------

Co-authored-by: yw4z <ywsyildiz@gmail.com>
This commit is contained in:
Tobias Gloth
2026-10-15 14:14:26 +03:00
committed by GitHub
co-authored by yw4z
parent 6aa613ccf0
commit 5068680f7b
1 changed files with 3 additions and 1 deletions
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src/slic3r/GUI/BackgroundSlicingProcess.cpp
+3 -1
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@@ -747,7 +747,9 @@ Print::ApplyStatus BackgroundSlicingProcess::apply(const Model& model, const Dyn
// Orca: prevent resetting under gcode viewer mode
if (invalidated != PrintBase::APPLY_STATUS_UNCHANGED) {
const auto plater = GUI::wxGetApp().mainframe->m_plater;
// Use the app’s plater accessor instead of going through mainframe, otherwise anything during startup that reaches apply()
// (loading presets, config or input files, e.g. from the CLI) therefore dereferences a null `mainframe` and crashes.
const auto plater = GUI::wxGetApp().plater();
if (plater && plater->only_gcode_mode()) {
invalidated = PrintBase::APPLY_STATUS_UNCHANGED;
}