To reproduce:
1) Load Creator project
2) Open wizard.cpp
3) Split the view
4) In the bottom view scroll down to line 100: void slotItemAdded(WizardProgressItem *item);
5) Hold CTRL and press the slotItemAdded - you will navigate to definition of that class method
6) Click the "<-" arrow on toolbar of the bottom view - the top view will navigate instead of bottom one.