They both can be fine, but they can have a different meaning.
"Told me about robbing" means he described what happened during the robbery.
"Told me about having robbed" means he told you that it happened, but maybe didn't describe the actual events.
5. Dezember 2014
1
2
Haben Sie noch keine Antworten gefunden?
Geben Sie Ihre Fragen ein und lassen Sie sich von Muttersprachlern helfen!