Description Resource Path Location Type The project was not built since its build path is incomplete

以下错误是，类型不匹配造成，重新设置或者新建继承的类
Description Resource Path Location Type
The project was not built since its build path is incomplete. Cannot find the class file for KEYIN. Fix the build path then try building this project test Unknown Java Problem
Description Resource Path Location Type
The type KEYIN cannot be resolved. It is indirectly referenced from required .class files DataTransferDriver.java /test/src/main/java/com/bai/hbase line 24 Java Problem