kangweiwu的博客

IDEA启动项目报错，问题解决

Cannot find the system Java compiler.Check that your class path includes tools.jar......项目启动报如上错误，解决办法：亲测，复制jdk目录下的tools.jar（D:\Program Files\Java\jdk1.8.0_181\lib\tools.jar）到jre的lib文件夹里(D:\Program Files\Java\Jre\lib)。启动还是报错，后面重装了一个jdk1.8，再复制tools.ja..

<build> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-compiler-plugin</ar...

ApplicationContextException: Unable to start web server; nested exception is java.lang.NoSuchMethodError: org.apache.coyote.AbstractProtocol.setAcceptCount(I)VDescription:An attempt was made to ca...