Error: java: Compilation failed: internal java compiler error
1. Open File –> Setting —> Build,Exception,Deployment –> Compiler –> Java Compiler  Set the value of Target bytecode version to jdk version in Module.

2. Project 2 jdk：File ->Project Structure->Project Settings ->Project

3. Project jdk: File ->Project Structure->Project Settings ->Modules

4. pom.xml file in jdk version check