In 1988, he became Danish Cup winner playing for AGF Aarhus, scoring a decisive goal in the final against Brøndby IF and Peter Schmeichel.

Upon his return to Lillestrøm SK he helped the side capture the Norwegian First Division title in 1989, before retiring in 1990.

[1] In the late 1990s, after ending his career as a player, Solér co-founded International Sports Management (ISM) with Christian Eidem, who he had played with at AGF in Denmark.

he was one of Norway's most important football agents, having Erik Mykland and Steffen Iversen, among others, as clients.

During his first year in charge of New York, Solér helped transform the club from a last place team to a title contender, signing players like Roy Miller, Joel Lindpere, Thierry Henry, and Rafael Márquez.