He was succeeded by his son Adhemar, but the latter's rule was unpopular and by 859, Capua, a Salernitan vassal desiring independence, was wearing away at princely authority with its attacks. In 861, matters came to a head and Guaifer leading a popular revolt, removed Adhemar and imprisoned him, blinding him later. To solidify his own position he exiled his own nephew, another Daufer.
He was succeeded by his son Adhemar, but the latter's rule was unpopular, leading to Capua, a Salernitan vassal seeking independence, challenging princely authority in 859. In 861, Guaifer led a popular revolt, deposed Adhemar, imprisoned him, and later blinded him. To solidify his own position he exiled his nephew, another Daufer.