java.lang.NoClassDefFoundError:set Caused by:java.lang.ClassNotFoundException:setjava.lang.NoClassDefFoundError:setCaused by:java.lang.ClassNotFoundException:set\x05at java.net.URLClassLoader$1.run(URLClassLoader.java:200)\x05at java.security.AccessC

来源：学生作业帮助网编辑：作业帮时间：2024/06/06 19:48:00

$java.lang.NoClassDefFoundError:set Caused by:java.lang.ClassNotFoundException:setjava.lang.NoClassDefFoundError:setCaused by:java.lang.ClassNotFoundException:set\x05at java.net.URLClassLoader$1.run(URLClassLoader.java:200)\x05at java.security.AccessC$

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java.lang.NoClassDefFoundError:set Caused by:java.lang.ClassNotFoundException:setjava.lang.NoClassDefFoundError:setCaused by:java.lang.ClassNotFoundException:set\x05at java.net.URLClassLoader$1.run(URLClassLoader.java:200)\x05at java.security.AccessC
java.lang.NoClassDefFoundError:set Caused by:java.lang.ClassNotFoundException:set
java.lang.NoClassDefFoundError:set
Caused by:java.lang.ClassNotFoundException:set
\x05at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
\x05at java.security.AccessController.doPrivileged(Native Method)
\x05at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
\x05at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
\x05at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
\x05at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
\x05at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
Exception in thread "main"
一直都出这个问题,classpath也没用错误,直接把项目放进webapp里可以运行,放在eclipse运行就报这个错误