Caused by: java.lang.NoClassDefFoundError: redis/clients/jedis/ConnectionPoolConfig

引用\[1\]:Caused by: java.lang.ClassNotFoundException: redis.clients.jedis.UnifiedJedis at java.net.URLClassLoader$1.run(URLClassLoader.java:372) ~\[na:1.8.0_20\] at java.net.URLClassLoader$1.run(URLClassLoader.java:361) ~\[na:1.8.0_20\] at java.security.AccessController.doPrivileged(Native Method) ~\[na:1.8.0_20\] at java.net.URLClassLoader.findClass(URLClassLoader.java:360) ~\[na:1.8.0_20\] at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~\[na:1.8.0_20\] at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308) ~\[na:1.8.0_20\] at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~\[na:1.8.0_20\] ... 56 common frames omitted 引用\[2\]:只要将redis启动器中的lettuce排除在外，注意版本号不要写，默认会继承父项目的版本号以防jar包冲突。 <!-- redis启动器--> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-data-redis</artifactId> <exclusions> <exclusion> <groupId>io.lettuce</groupId> <artifactId>lettuce-core</artifactId> </exclusion> </exclusions> </dependency> <!-- jedis连接池--> <dependency> <groupId>redis.clients</groupId> <artifactId>jedis</artifactId> </dependency> 引用\[3\]:在pom中导入jetcache坐标中的redis与springboot版本冲突导致， <dependency> <groupId>com.alicp.jetcache</groupId> <artifactId>jetcache-starter-redis</artifactId> <version>2.7.0.M1</version> <!--这里版本不唯一，也可能是别的版本--> </dependency> 解决方法： 问题:Caused by: java.lang.NoClassDefFoundError: redis/clients/jedis/ConnectionPoolConfig

回答: 这个错误是由于缺少redis.clients.jedis.ConnectionPoolConfig类引起的。根据引用\[1\]，可能是由于缺少redis.clients.jedis.UnifiedJedis类导致的。解决这个问题的方法有两种。一种是根据引用\[2\]，在项目的pom文件中排除lettuce-core依赖，然后添加jedis依赖。另一种是根据引用\[3\]，检查项目中的redis和springboot版本是否冲突，如果有冲突，可以尝试升级或降级其中一个版本以解决冲突。
#### 引用[.reference_title]
- *1* *3* [【Spring常见错误】java.lang.NoClassDefFoundError: redis/clients/jedis/UnifiedJedis](https://blog.csdn.net/qq_52360069/article/details/125275138)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
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