The console’s evaluation context changed, probably because the target window was closed or because you opened a main window from the browser console’s window.
D'athraigh comhthéacs luachála an chonsóil, is dócha toisc gur dúnadh an spriocfhuinneog nó toisc gur oscail tú príomhfhuinneog ó chonsól an bhrabhsálaí.