Fixed `UI/Mobile` failing if no sidebar is present
Fixed `UI/Mobile` failing if no sidebar is present

0xLeon/WCF,Morik/WCF,WoltLab/WCF,SoftCreatR/WCF,WoltLab/WCF,Morik/WCF,Morik/WCF,joshuaruesweg/WCF,joshuaruesweg/WCF,SoftCreatR/WCF,Cyperghost/WCF,joshuaruesweg/WCF,0xLeon/WCF,WoltLab/WCF,Cyperghost/WCF,SoftCreatR/WCF,MenesesEvandro/WCF,Morik/WCF,Cyperghost/WCF,Cyperghost/WCF,SoftCreatR/WCF,Cyperghost/WCF,0xLeon/WCF,WoltLab/WCF,MenesesEvandro/WCF