Idea reports an error Lombok extern. Slf4j is not exist no solution exists

Problem background solution summary Lyric: maltose wine

Problem background

When you start the idea project, you suddenly report an error Lombok extern. It’s been a long time since I found that the version of 4fj is compatible with Maven

Solution

1 file → setting

2 build → build tools → maven → runner, check delegate ide build and click OK