Fix possible crash in monitor scene

diff --git a/src/onmonitoritems/onmonitorpathitem.cpp b/src/onmonitoritems/onmonitorpathitem.cpp
index 97e7ac99fcc618a921615c75987e62ff143a2402..4296cd7cd6e9a7327a2fcae35456a9551bec24b0 100644 (file)
--- a/src/onmonitoritems/onmonitorpathitem.cpp
+++ b/src/onmonitoritems/onmonitorpathitem.cpp
@@ -76,6 +76,7 @@ void OnMonitorPathItem::rebuildShape() {
            shape.addRect(r);
        }
     }
+    prepareGeometryChange();
     m_shape = shape;
     setPath(p);
 }