这个错误是没有找到映射文件
org.apache.ibatis.binding.BindingException: Invalid bound statement (not found): com.bw.mapper.BillMapper.getBillList at org.apache.ibatis.binding.MapperMethod$SqlCommand.<init>(MapperMethod.java:225
org.apache.ibatis.binding.BindingException: Invalid bound statement (not found): com.bw.mapper.BillMapper.getBillList at org.apache.ibatis.binding.MapperMethod$SqlCommand.<init>(MapperMethod.java:225
作为一个真正的程序员，首先应该尊重编程，热爱你所写下的程序，他是你的伙伴，而不是工具。