Error occurred while enabling AAC5 v5.2.0 (Is it up to date?)
java.lang.AbstractMethodError
at me.konsolas.aac.nd.a(Unknown Source) ~[?:?]
at me.konsolas.aac.kc.a(kc.java:8) ~[?:?]
at me.konsolas.aac.nd.a(Unknown Source) ~[?:?]
at me.konsolas.aac.jI.a(jI.java:28)...