The project was not built since its build path is incomplete. cannot find the class file for Java. La

Error message: the project was not built
Since its build path is incomplete. cannot find the class file
Java. Lang. Object. Fix the build path then try building this project
The Type java. Lang. object cannot be resolved. It is indirectly referenced from required. class files

 

The above problem occurred when I started the program today. I had to google it on the internet yesterday.


Multiple JRE,

Eclipse

When creating a project, it will automatically refer to your


JRE

Path, but multiple versions cannot be loaded.






Solution:



Delete different JRE in eclipse,

That's all.