Unable to create tempDir. java.io.tmpdir is set to /tmp 结构需要清理 java unable to access jarfile_卫斯理的技术博客_

Unable to create tempDir. java.io.tmpdir is set to /tmp 结构需要清理 java unable to access jarfile

1、可能是执行路径有误

错误

Unable to create tempDir. java.io.tmpdir is set to /tmp 结构需要清理 java unable to access jarfile_java

修改后，需使用绝对路径

Unable to create tempDir. java.io.tmpdir is set to /tmp 结构需要清理 java unable to access jarfile_java_02

2、决解1后，还报以下错误，就是你的安装的JDK与jar包中的JDK不是同一版本。idea中有自带的JDK与我们安装的JDK版本有差别

Exception in thread "main" java.lang.UnsupportedClassVersionError: com/company/Springboot04EmployeeApplication 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
        at java.lang.ClassLoader.defineClass1(Native Method)
        at java.lang.ClassLoader.defineClass(Unknown Source)
        at java.security.SecureClassLoader.defineClass(Unknown Source)
        at java.net.URLClassLoader.defineClass(Unknown Source)
        at java.net.URLClassLoader.access$100(Unknown Source)
        at java.net.URLClassLoader$1.run(Unknown Source)
        at java.net.URLClassLoader$1.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at org.springframework.boot.loader.LaunchedURLClassLoader.loadClass(LaunchedURLClassLoader.java:151)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Unknown Source)
        at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:46)
        at org.springframework.boot.loader.Launcher.launch(Launcher.java:109)
        at org.springframework.boot.loader.Launcher.launch(Launcher.java:58)
        at org.springframework.boot.loader.JarLauncher.main(JarLauncher.java:88)

决解JDK版本问题后

Unable to create tempDir. java.io.tmpdir is set to /tmp 结构需要清理 java unable to access jarfile_spring_03

QOCIDriver: unable to create environment Unable to free Error handle: -2 Unable to free Environment

QOCIDriver: unable to create environment Unable to free Error handle: -2 Unable to free Environment oracle 环境变量超级管理员

Unable to create tempDir. java.io.tmpdir is set to /tmp 结构需要清理 java unable to access jarfile

1、可能是执行路径有误错误修改后，需使用绝对路径 2、决解1后，还报以下错误，就是你的安装的JDK与jar包中的JDK不是同一版本。idea中有自带的JDK与我们安装的JDK版本有差别Exception in thread "main" java.lang.UnsupportedClassVersionError: com/company/Spring