diff --git a/src/App/Document.cpp b/src/App/Document.cpp index aa46a3939c..aae215db62 100644 --- a/src/App/Document.cpp +++ b/src/App/Document.cpp @@ -2092,6 +2092,16 @@ bool Document::afterRestore(const std::vector& objArray, bool c FC_ERR("Failed to restore " << obj->getFullName() << ": " << e.what()); } catch (...) { + + // If a Python exception occurred, it must be cleared immediately. + // Otherwise, the interpreter remains in a dirty state, causing + // Segfaults later when FreeCAD interacts with Python. + if (PyErr_Occurred()) { + Base::Console().error("Python error during object restore:\n"); + PyErr_Print(); // Print the traceback to stderr/Console + PyErr_Clear(); // Reset the interpreter state + } + d->addRecomputeLog("Unknown exception on restore", obj); FC_ERR("Failed to restore " << obj->getFullName() << ": " << "unknown exception"); } diff --git a/src/Mod/Assembly/CommandCreateView.py b/src/Mod/Assembly/CommandCreateView.py index 1ef1c2ffec..1ecffbe07d 100644 --- a/src/Mod/Assembly/CommandCreateView.py +++ b/src/Mod/Assembly/CommandCreateView.py @@ -132,6 +132,14 @@ class ExplodedView: return obj return None + def _createSafeLine(self, start, end): + """Creates a LineSegment shape only if points are not coincident.""" + from Part import Precision + + if (start - end).Length > Precision.confusion(): + return LineSegment(start, end).toShape() + return None + def saveAssemblyAndExplode(self, viewObj): self.initialPlcs = UtilsAssembly.saveAssemblyPartsPlacements(self.getAssembly(viewObj)) @@ -140,8 +148,9 @@ class ExplodedView: lines = [] for startPos, endPos in self.positions: - line = LineSegment(startPos, endPos).toShape() - lines.append(line) + line = self._createSafeLine(startPos, endPos) + if line: + lines.append(line) if lines: return Compound(lines) @@ -244,8 +253,9 @@ class ExplodedView: # Add shapes for the explosion lines for start_pos, end_pos in line_positions: - line = LineSegment(start_pos, end_pos).toShape() - exploded_shapes.append(line) + line = self._createSafeLine(start_pos, end_pos) + if line: + exploded_shapes.append(line) if exploded_shapes: return Compound(exploded_shapes)