What does this error mean?
"ERROR: CGAL error in CGALUtils::applyBinaryOperator intersection: CGAL ERROR: assertion violation! Expr: itl != it->second.end() File: /Users/runner/work/openscad/openscad/../libraries/install/include/CGAL/Nef_3/SNC_external_structure.h Line: 1153 "
What does this error mean?
"ERROR: CGAL error in CGALUtils::applyBinaryOperator intersection: CGAL ERROR: assertion violation! Expr: itl != it->second.end() File: /Users/runner/work/openscad/openscad/../libraries/install/include/CGAL/Nef_3/SNC_external_structure.h Line: 1153 "