Thanks simon.i tryyour suggestion and the error is gone. I use log4j in my maven style web project,and i meet this exception : java.lang.NoClassDefFoundError: org/apache/log4j/Level
I solve it after I add this dependency in my pom.xml: <dependency> <groupId>slide</groupId> <artifactId>log4jlogger</artifactId> <version>2.0</version> </dependency> Thanks again! 在 2009年12月9日星期三UTC+8上午12时28分48秒，Simon写道： > > Hello, > > I have run the SendMessage.java , however, I get problems at runtime. > Here is the error. How can I solve this? > > ---------------------------------------------------------------------------------------- > > > Example: Send message from a serial gsm modem. > SMSLib: A Java API library for sending and receiving SMS via a GSM > modem or other supported gateways. > This software is distributed under the terms of the Apache v2.0 > License. > Web Site: http://smslib.org > Version: 3.4.4 > Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/ > log4j/Level > at org.slf4j.LoggerFactory.getSingleton(LoggerFactory.java:223) > at org.slf4j.LoggerFactory.bind(LoggerFactory.java:120) > at > org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java: > 111) > at > org.slf4j.LoggerFactory.getILoggerFactory(LoggerFactory.java:269) > at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:242) > at org.smslib.helper.Logger.<init>(Logger.java:34) > at org.smslib.Service.<init>(Service.java:100) > at examples.modem.SendMessage.doIt(SendMessage.java:27) > at examples.modem.SendMessage.main(SendMessage.java:77) > > --------------------------------------------------------------------------------------------------- > > > > Regards, > Simon. > -- You received this message because you are subscribed to the Google Groups "SMSLib Discussion Group" group. To view this discussion on the web visit https://groups.google.com/d/msgid/smslib/4ea05a06-87f9-4b87-b3b9-1723dbcfcc12%40googlegroups.com.
