Error: Main class HashMap could not be found or loaded 问题描述: Java创建项目默认包名与创建的包名冲突而报错 原因分析: Java创建项目默认包名是com.company与直接创建的类名冲突 解决方案: 需要改两处: 点击idea里面的workspace.xml找到对应的<option name="MAIN_CLASS_NAME"value=“com.company”/>默认的co...
4)执行Main方法出现以下异常 Error: A JNI error has occurred, please check your installation andtryagain Exception in thread"main" java.lang.NoClassDefFoundError: javax/servlet/http/HttpServletRequest at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Class...
</dependency> 4)执行Main方法出现以下异常 Error: A JNI error has occurred, please check your installation andtryagain Exception in thread"main" java.lang.NoClassDefFoundError: javax/servlet/http/HttpServletRequest at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDecla...
Method 'initializationError'notfoundOpening the testclass1、Build Path -> Add Libraries... 2、JUnit3、JUnit4 -> Finish junit4报测试类class not found 项目中编写测试类,运行Run As —>JunitTest,会报错classnotfound。classnotfound肯定是没有编译成功。project—>clean—>重新编译,还是报错。其实要运行Jun...
在IDEA中直接运行main方法时遇到 Error: A JNI error has occurred, please check your installation and try again Exception in thread "main" java.lang.NoClassDefFoundError: javax/servlet/http/HttpServletRequest at java.lang.Class.getDeclaredMethods0(Native Method) ...
lang.Class.getMethod(Class.java:1784) at sun.launcher.LauncherHelper.validateMainClass(LauncherHelper.java:544) at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:526) Caused by: java.lang.ClassNotFoundException: org.apache.flink.api.common.functions.MapFunction at java.net.URLClass...
application.configuration.main.class.label=Main &class: jre.path.is.not.valid.jre.home.error.mesage=''{0}'' is not valid JRE home main.method.not.found.in.class.error.message=Main method not found in class {0} no.user.process.input.error.message=No process input ...
at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Unknown Source) at org.jetbrains.jps.builders.impl.java.JavacCompilerTool.createCompiler(JavacCompilerTool.java:70) at org.jetbrains.jps.javac.JavacMain.compile(JavacMain.java:63) ...
main.method.not.found.in.class.error.message=Main method not found in class {0} no.user.process.input.error.message=No process input fix.run.configuration.problem.button=Fix class.isnt.test.class.error.message={0} isn''t test class class.isnt.inheritor.of.testcase.error.message={0}...
没有找到或不存在forName(String className)方法，或者您重新传递错误的值作为类名。这里还有一个可以帮助...