at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/java.lang.reflect.Method.invoke(Unknown Source) at java.base/java.lang.
Perhaps JAVA_HOME_ does not point to the JDK.It is currently set to "C:\Program Files(x86)\Java\jre1.8.0_20"JAVA_HOME=C:\Program Files(x86)\Java\jdk1.8.0_20
当我运行ec
在使用Java8的Netbeans 8.0.2中,错误Error: Could not find or load main class是怎么回事?所以我把Source\Binary format改成了JAVA 7,得到了需要Java8的错误,所以我把Source\Binary format改成了JAVA 8。到底是怎么回事?是Netbeans 8还是Java 8
我在pom文件中添加了对mysql的依赖。java.lang.IllegalArgumentException: Class file is Java 8 but max supported is Java 7: com/mysql/cj/api/helloworld-1.0-SNAPSHOT/WEB-INF/lib/mysql-connector-java-6.0.3.jar
无法更新应用程序:Class file is Ja