我使用这个命令来运行我的jar文件Jar文件执行问题?
java -cp otpreq.jar com.otp.req.SendRequest
及其给无差错:
Error: A JNI error has occurred, please check your installation and try again
Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/httpclient/methods/RequestEntity
at java.lang.Class.getDeclaredMethods0(Native Method)
at java.lang.Class.privateGetDeclaredMethods(Unknown Source)
at java.lang.Class.privateGetMethodRecursive(Unknown Source)
at java.lang.Class.getMethod0(Unknown Source)
at java.lang.Class.getMethod(Unknown Source)
at sun.launcher.LauncherHelper.validateMainClass(Unknown Source)
at sun.launcher.LauncherHelper.checkAndLoadMain(Unknown Source)
Caused by: java.lang.ClassNotFoundException: org.apache.commons.httpclient.methods.RequestEntity
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 7 more
为什么这个错误就要我想不通。
我检查了库和org/apache/commons/httpclient/methods/RequestEntity是一个接口。
我出口整个项目在Eclipse中JAR文件..这不是要所有的配套罐子绑定otpreq.jar – Mudit
@Mudit内,默认情况下,如果源被导出,IDE将绑定所有的jar。请检查这些东西 - 1)otpreq.jar中的.classpath文件。 2)检查是否从外部路径添加了库3)尝试在命令行中给出类路径(-cp)中的所有库。 – Bhuvanwaitz