java - 在 Netbeans 中构建项目时出错

Question

我正在将项目源从一台电脑转移到另一台电脑。当我从 Netbeans 的 Run 菜单中单击 Clean and Build Main Project 时，出现此错误:

init:
deps-clean:
Updating property file: E:\Backup\My Documents (BackUp)\NetBeansProjects\AccountStatusChanger\build\built-clean.properties
Deleting directory E:\Backup\My Documents (BackUp)\NetBeansProjects\AccountStatusChanger\build
clean:
init:
deps-jar:
Created dir: E:\Backup\My Documents (BackUp)\NetBeansProjects\AccountStatusChanger\build
Updating property file: E:\Backup\My Documents (BackUp)\NetBeansProjects\AccountStatusChanger\build\built-jar.properties
Created dir: E:\Backup\My Documents (BackUp)\NetBeansProjects\AccountStatusChanger\build\classes
Created dir: E:\Backup\My Documents (BackUp)\NetBeansProjects\AccountStatusChanger\build\empty
Created dir: E:\Backup\My Documents (BackUp)\NetBeansProjects\AccountStatusChanger\build\generated-sources\ap-source-output
Compiling 2 source files to E:\Backup\My Documents (BackUp)\NetBeansProjects\AccountStatusChanger\build\classes
javac: invalid target release: 1.7
Usage: javac <options> <source files>
use -help for a list of possible options
E:\Backup\My Documents (BackUp)\NetBeansProjects\AccountStatusChanger\nbproject\build-impl.xml:605: The following error occurred while executing this line:
E:\Backup\My Documents (BackUp)\NetBeansProjects\AccountStatusChanger\nbproject\build-impl.xml:246: Compile failed; see the compiler error output for details.
BUILD FAILED (total time: 0 seconds)

我要做什么？我需要重新安装 SDK 吗？

Answer 1

看起来好像原始机器安装了 JDK 7 并且项目配置为目标，但第二台机器的版本较旧。

• 您可以将项目配置为目标 1.6 或 1.5，

或

• 如果您需要 JDK 7，则必须在第二台机器上安装它。