编程问题 - 随笔分类 - silentjesse

java.lang.ClassCastException: org.apache.taglibs.standard.tlv.JstlCoreTLV cannot be cast to javax.servlet.jsp.tagext.TagLibraryValidator

摘要：出现该问题可能的原因之一如下:可能在tomcat或者其他服务器软件的lib下有包含了一些jar包，但是你在你的应用的lib下面又包含了进来，这样可能造成了一些冲突，所以最好把你应用下面的lib相应的jar去掉如果用的是maven则将相应依赖中的scope设置为providedrefer from :http://archives.ryandaigle.com/articles/2005/1/27/frustrating-tomcat-5-5-x-issue-solved-conflicting-jars 阅读全文

posted @ 2013-02-17 11:00 silentjesse 阅读(11207) 评论(2) 推荐(0)

multiple levels maven war dependencies (transitive war dependency)

摘要：guys. I am a Chinese. I had searched this question in search engines and some technology forums, but i cann't find the answer, so i find help here.the following is the detail of the question:I have three war projects(project_A, project_B, project_C). project_C is dependent on project_B,project_B 阅读全文

posted @ 2012-10-22 17:54 silentjesse 阅读(272) 评论(0) 推荐(0)

m2e (maven eclipse) 在运行一些命令时出现了无法compile(Unable to locate the Javac Compiler in:)

摘要：出现的bug提示Unable to locate the Javac Compiler in:C:\Program Files\Java\jre1.6.0_07\..\lib\tools.jarPlease ensure you are using JDK 1.4 or above andnot a JRE (the com.sun.tools.javac.Main class is required).In most cases you can change the location of your Javainstallation by setting the JAVA_HOME envi 阅读全文

posted @ 2012-10-17 11:30 silentjesse 阅读(11076) 评论(0) 推荐(0)

随笔分类 - 编程问题