我下载ant，设置好了PATH，ANT_HOME，但一运行就报错Provider org.apache.crimson.jaxp.SAXParserFactoryImpl could not be instantiated__apache_ProjectHelper_org_java_tools_

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我下载ant，设置好了PATH，ANT_HOME，但一运行就报错Provider org.apache.crimson.jaxp.SAXParserFactoryImpl could not be instantiated

来源: 互联网发布时间：2015-05-05

本文导语: C:Project>ant Buildfile: build.xml BUILD FAILED javax.xml.parsers.FactoryConfigurationError: Provider org.apache.crimson.jaxp.SA XParserFactoryImpl could not be instantiated: java.lang.SecurityException: seali ng violation at javax.xml.parsers.SAXParserFa...

C:Project>ant
Buildfile: build.xml

BUILD FAILED

javax.xml.parsers.FactoryConfigurationError: Provider org.apache.crimson.jaxp.SA
XParserFactoryImpl could not be instantiated: java.lang.SecurityException: seali
ng violation
        at javax.xml.parsers.SAXParserFactory.newInstance(SAXParserFactory.java:
105)
        at org.apache.tools.ant.ProjectHelper.getParserFactory(ProjectHelper.jav
a:776)
        at org.apache.tools.ant.ProjectHelper.parse(ProjectHelper.java:105)
        at org.apache.tools.ant.ProjectHelper.configureProject(ProjectHelper.jav
a:85)
        at org.apache.tools.ant.Main.runBuild(Main.java:439)
        at org.apache.tools.ant.Main.start(Main.java:153)
        at org.apache.tools.ant.Main.main(Main.java:176)

Total time: 0 seconds
Provider org.apache.crimson.jaxp.SAXParserFactoryImpl could not be instantiated:
java.lang.SecurityException: sealing violation

你的CLASSPATH中有和他冲突的东西
检查CLASSPATH 以及JAVA_HOME/jre/lib/ext中的包

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