1 files changed, 1 insertions, 1 deletions
diff --git a/src/libs/modelinglib/qmt/diagram_scene/items/classitem.cpp b/src/libs/modelinglib/qmt/diagram_scene/items/classitem.cpp
index 8f6c935417..f94666c6a9 100644
--- a/src/libs/modelinglib/qmt/diagram_scene/items/classitem.cpp
+++ b/src/libs/modelinglib/qmt/diagram_scene/items/classitem.cpp
@@ -589,7 +589,7 @@ void ClassItem::updateMembers(const Style *style)
         bool addSpace = false;
         if (currentVisibility)
             *currentVisibility = member.visibility();
-        if (member.group() != currentGroup) {
+        if (currentGroup && member.group() != *currentGroup) {
             *text += QString(QStringLiteral("[%1]")).arg(member.group());
             addNewline = true;
             *currentGroup = member.group();