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问答 zxing生成二维码时报错,方法直接进不去,是什么问题?
发布于 1839天前 作者 qq_6c186ef5 2799 次浏览 复制 上一个帖子 下一个帖子
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java.lang.NoClassDefFoundError: com/google/zxing/WriterException
	at com.risun.mall.action.Trade.TradeRecordModule.myTradeCode(TradeRecordModule.java:177) ~[classes/:?]
	at com.risun.mall.action.Trade.TradeRecordModule$FM$myTradeCode$73d5af25fb1e824db7131db361140756.invoke(TradeRecordModule.java) ~[nutz-1.r.63.r2.jar:?]
	at org.nutz.mvc.impl.processor.MethodInvokeProcessor.process(MethodInvokeProcessor.java:31) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.processor.AdaptorProcessor.process(AdaptorProcessor.java:30) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.risun.filter.processor.ParamProcessor.process(ParamProcessor.java:103) ~[risun-tools-0.0.3.004-SNAPSHOT.jar:?]
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.processor.ActionFiltersProcessor.process(ActionFiltersProcessor.java:58) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.processor.ModuleProcessor.process(ModuleProcessor.java:123) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.processor.EncodingProcessor.process(EncodingProcessor.java:27) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.processor.UpdateRequestAttributesProcessor.process(UpdateRequestAttributesProcessor.java:15) ~[nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.NutActionChain.doChain(NutActionChain.java:44) [nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.impl.ActionInvoker.invoke(ActionInvoker.java:67) [nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.ActionHandler.handle(ActionHandler.java:31) [nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.nutz.mvc.NutFilter.doFilter(NutFilter.java:202) [nutz-1.r.63.r2.jar:1.r.63.r2]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [catalina.jar:9.0.8]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [catalina.jar:9.0.8]
	at org.apache.logging.log4j.web.Log4jServletFilter.doFilter(Log4jServletFilter.java:71) [log4j-web-2.11.1.jar:2.11.1]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [catalina.jar:9.0.8]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [catalina.jar:9.0.8]
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199) [catalina.jar:9.0.8]
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) [catalina.jar:9.0.8]
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:494) [catalina.jar:9.0.8]
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) [catalina.jar:9.0.8]
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) [catalina.jar:9.0.8]
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:651) [catalina.jar:9.0.8]
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87) [catalina.jar:9.0.8]
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) [catalina.jar:9.0.8]
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:412) [tomcat-coyote.jar:9.0.8]
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) [tomcat-coyote.jar:9.0.8]
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:754) [tomcat-coyote.jar:9.0.8]
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1385) [tomcat-coyote.jar:9.0.8]
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) [tomcat-coyote.jar:9.0.8]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0_131]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0_131]
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) [tomcat-util.jar:9.0.8]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_131]
Caused by: java.lang.ClassNotFoundException: com.google.zxing.WriterException
	at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1292) ~[catalina.jar:9.0.8]
	at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1121) ~[catalina.jar:9.0.8]
	... 41 more
3 回复

缺zxing依赖,或者版本不对

用的是2.2的包,都引入进去着呢,代码提示都能提出显示出需要调用的方法,调用的时候报错,类加载不到

是不是加了scope?去掉就行了

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