1 报错提示
java.lang.UnsupportedClassVersionError: org/eclipse/jgit/lib/AnyObjectId has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
如下图所示：
2 报错原因
JKD 版本对应表如下所示：
| class 第5和6字节 | minor版本 | major版本 | jdk版本 |
|---|---|---|---|
| 2D03 | 45 | 3 | jdk1.0 |
| 2D03 | 45 | 3 | jdk1.1 |
| 2E00 | 46 | 0 | jdk1.2 |
| 2F00 | 47 | 0 | jdk1.3 |
| 3000 | 48 | 0 | jdk1.4 |
| 3100 | 49 | 0 | jdk1.5 |
| 3200 | 50 | 0 | jdk1.6 |
| 3300 | 51 | 0 | jdk1.7 |
| 3400 | 52 | 0 | jdk1.8 |
| 3500 | 53 | 0 | jdk9 |
| 3600 | 54 | 0 | jdk10 |
| 3700 | 55 | 0 | jdk11 |
| 3800 | 56 | 0 | jdk12 |
| 3900 | 57 | 0 | jdk13 |
| 3A00 | 58 | 0 | jdk14 |
| 3B00 | 59 | 0 | jdk15 |
报错显示某个包用jdk11编译的，而当前项目与gradle使用的jdk是jdk8版本
3 解决方案
- idea项目模块切换jdk版本为11
- idea gradle切换jdk版本为11
- 重新加载和构建项目
结语
如果小伙伴什么问题或者指教，欢迎交流。
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参考链接:
1\][jdk与class version版本对照表](https://blog.csdn.net/qq_22211217/article/details/113825379)\[CP/OL\]. \[2\][](https://stackoverflow.com/questions/47457105/class-has-been-compiled-by-a-more-recent-version-of-the-java-environment)[Class has been compiled by a more recent version of the Java Environment](https://stackoverflow.com/questions/47457105/class-has-been-compiled-by-a-more-recent-version-of-the-java-environment)\[CP/OL\].