在精简JRE过程中,将rt.jar中类通过FileInputStream,FileOutputStream进行拷贝操作出错: java.lang.ClassFormatError: Extra bytes at the end of class file 源代码: byte buf[] = new byte[256]; while(fin.read(buf) != -1) { fout.write(buf); ir.read(); } fout.flush(); 修改后: byte buf[] …
Linux服务器上,将本地编译好的文件上传后,Tomcat启动时报错: Exception in thread "Thread-2" java.lang.ClassFormatError: Illegal UTF8 string in constant pool in class file Server/Request at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.define…
在通过文件上传之后,运行java程序,突然发现这么一个错误:java.lang.ClassFormatError: Unknown constant tag 0 in class file,通过网上查找,很多人认为是要重新编译,可是按照这个方法重新编译之后还是得到同样的结果!百思不得其解! 最后通过: Maybe it's yet to appear, but I found (and replied) that it was due to an SCP file transfer (of a…
承接上篇:fastjson反序列化LocalDateTime失败的问题java.time.format.DateTimeParseException: Text '2019-05-24 13:52:11' could not be parsed at index 10 之前在线上用的版本是fastjson-1.2.7.jar 一切正常,更换以后时间解析看似一切正常. 因为在系统中设计json反序列化的地方比较多,刚刚放到生产环境,app那边的接口报错了 java.lang.ClassFormat…
Error occurred during initialization of VMjava.lang.ClassFormatError: Unknown constant tag 26 in class file sun/jkernel/DownloadManager at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1679) at java.lang.Runtime.loadLibrary0(Runtim…
Caused by: java.lang.ClassFormatError: Absent Code attribute in method that is not native or abstract in class file javax/persistence/PersistenceContextType 出现这个问题,找了半天是javaee-api.jar引入导致了这个问题,在pom.xml文件中注释掉.就没有问题了.具体为什么,自己查找资料.…
Exception in thread "main" java.lang.SecurityException: Invalid signature file digest for Manifest main attributes at sun.security.util.SignatureFileVerifier.processImpl(SignatureFileVerifier.java:240) at sun.security.util.SignatureFileVerifier.…
PAR status Closed as program error. Error description Error Message: The java class could not be loaded. java.lang.ClassFormatError: (Field) field name is invalid at offset=0. . Stack Trace: N/A . N/A Local fix N/A Problem summary Error 'java.lang.Cl…
若要转载本文,请务必声明出处:https://www.cnblogs.com/zhongyuanzhao000/p/11686633.html 起因: 最近正在尝试SonarQube的简单使用,但是当在项目的根目录执行命令sonar-scanner时,出现了报错如下: ERROR: Unable to create symbol table for : /usr/local/workspace/simple-java-maven-app/src/main/java/com/mycompany/a…
今天小编用Python编写Spark程序报了如下异常: py4j.protocol.Py4JJavaError: An error occurred while calling z:org.apache.spark.api.python.PythonRDD.collectAndServe.: java.lang.IllegalArgumentException: Unsupported class file major version 55 从网上找到的解决方案是JDK版本问题,于是乎小编将Ja…
java.lang.UnsupportedClassVersionError: Bad version number in .class file异常 部署工程时也出现过因为版本不同引起的问题,那时我们用的IDE的编译器是JDK5.0,而那台Linux装的是JDK6.0,部署后发现很多功能都出错,看来有些东西还是得注意一下啊.在myEclipse中改变编译器的方法:Project->Properties->JavaCompiler->Configure Workspace Setting…
1.Some projects cannot be imported because they already exist in the workspace 2.Some projects were hidden because they exist in the workspace directory 这种情况基本是以下错误操作造成: 1.手动删除本地磁盘下的工程目录 2.删除时,没有勾选Delete project contents on disk(cannot be undone) 以上2…