Oslo police are warning concertgoers about a surge in reports of fraudulent tickets being sold for the upcoming Karpe World concerts in early July. Authorities have received multiple complaints regarding fake tickets being advertised on online marketplaces and social media platforms. Police advocate against purchasing tickets from unofficial sources, citing a significant increase in reported incidents within the past week. Police attorney Erlend Hals Bakke emphasized the growing number of reported cases in a press release. Individuals who believe they have purchased counterfeit tickets are encouraged to file a report with the police. The warning aims to protect fans from being scammed and denied entry to the highly anticipated event. Authorities are actively investigating the source of the fraudulent tickets.