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Java ClassNotFoundException:org.postgresql.Driver_Java_Spring_Classnotfoundexception - Fatal编程技术网

Java ClassNotFoundException:org.postgresql.Driver

Java ClassNotFoundException:org.postgresql.Driver,java,spring,classnotfoundexception,Java,Spring,Classnotfoundexception,我有以下maven依赖项: <postgresql.version>42.2.11</postgresql.version> <dependency> <groupId>org.postgresql</groupId> <artifactId>postgresql</artifactId> <version>${postgresql.ver

我有以下maven依赖项:

  <postgresql.version>42.2.11</postgresql.version>

    <dependency>
        <groupId>org.postgresql</groupId>
        <artifactId>postgresql</artifactId>
        <version>${postgresql.version}</version>
    </dependency>
SDK是11.0.6

我试过:

  • 重建项目

  • 使缓存无效/重新启动

  • Maven清洁/安装。但由于以下原因,安装失败:

    Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.8.1:compile (default-compile) on project user_service: Fatal error compiling
    
  • 请帮帮我!!!!我几乎花了一天时间来解决这个问题

    
    postgresql
    postgresql
    9.1-901-1.jdbc4
    
    已尝试,但:未能在central()中找到工件org.postgresql:postgresql:pom:9.1-901-1.jdbc4
    java.lang.ClassNotFoundException: org.postgresql.Driver
    at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:471)
    at java.base/java.lang.ClassLoader.loadClass
    .....
    
    Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.8.1:compile (default-compile) on project user_service: Fatal error compiling
    
    <dependency>
        <groupId>postgresql</groupId>
        <artifactId>postgresql</artifactId>
        <version>9.1-901-1.jdbc4</version>
    </dependency>