TD: fixes #8144: TD crash

2023-01-09 11:43:14 +01:00
parent d159b97cae
commit a963ca5f8c
1 changed files with 1 additions and 1 deletions
--- a/src/Mod/TechDraw/App/EdgeWalker.cpp
+++ b/src/Mod/TechDraw/App/EdgeWalker.cpp
@@ -351,7 +351,7 @@ std::vector<TopoDS_Wire> EdgeWalker::sortStrip(std::vector<TopoDS_Wire> fw, bool
 {
    std::vector<TopoDS_Wire> closedWires;                  //all the wires should be closed, but anomalies happen
    for (auto& w: fw) {
-        if (BRep_Tool::IsClosed(w)) {
+        if (!w.IsNull() && BRep_Tool::IsClosed(w)) {
            closedWires.push_back(w);
        }
    }