qt-linux-opensource-5.1.0-beta1-x86_64-offline-2013-05-10-28.run: Errors in Qt Quick examples

Testing: qmlscene /opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt/stocqt.qml
Launched qmlscene, PID: 5991
Unexpected stderr:
file:///opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt/content/DatePicker.qml:52: TypeError: Cannot read property '3' of undefined
file:///opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt/content/StockSettings.qml:166:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
file:///opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt/content/StockSettings.qml:161:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
file:///opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt/content/StockSettings.qml:152:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
file:///opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt/content/StockSettings.qml:147:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
file:///opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt/content/StockSettings.qml:139:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
file:///opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt/content/StockSettings.qml:134:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
current stock:ATVI - Activision Blizzard
painting...  first:4486, last:4852
highest price:41.15, highest volume:150088800
Testing /opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt
    Building /opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt
Testing: /opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt/stocqt
Launched /opt/Qt/Qt510OS28/5.1.0-beta1/gcc_64/examples/quick/demos/stocqt/stocqt, PID: 6018
Unexpected stderr:
qrc:///demos/stocqt/content/DatePicker.qml:52: TypeError: Cannot read property '3' of undefined
qrc:///demos/stocqt/content/StockSettings.qml:166:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
qrc:///demos/stocqt/content/StockSettings.qml:161:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
qrc:///demos/stocqt/content/StockSettings.qml:152:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
qrc:///demos/stocqt/content/StockSettings.qml:147:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
qrc:///demos/stocqt/content/StockSettings.qml:139:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
qrc:///demos/stocqt/content/StockSettings.qml:134:13: QML CheckBox: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
current stock:ATVI - Activision Blizzard
painting...  first:4483, last:4849
high