FR 12 then FR 755 at Vienna
Barcelona → Vienna → Stockholm
Timetable, Vienna time
22:50FR 12 from Barcelona at the gate
16:15FR 755 to Stockholm leaves the gate
17 h 25 apart on the timetable, overnight
FR 755 leaves 17 h 25 after FR 12 arrives on the timetable: more than half a day, so not a connection we count.