@@ -0,0 +1,378 @@
+package io.teiler.server.util.exceptions;%0A%0A/**%0A * Exception denoting that a payer and a profiteer somehow clash.%0A * %0A * @author lroellin%0A */%0Apublic class PayerProfiteerConflictException extends RuntimeException %7B%0A    %0A    private static final long serialVersionUID = 1L;%0A%0A    public PayerProfiteerConflictException() %7B%0A        super(%22PAYER_AND_ROFITEER_CONFLICT%22);%0A    %7D%0A    %0A%7D%0A

add exception to denote a conflict of a payer-profiteer-pair (#164)