Project compilation nosuch*** error problem

When compiling a project, do well , How to report all kinds of NoSuch***Error, Guess it might be jar Package conflict , But with which jar There's a conflict with the package .

key word ：jar Packet collision ,NoSuchFileldError,NoSuchMethodError

Look carefully at the following tips, such as ：

hinder javax.sevlet Corresponding jar Package and other dependencies in the project jar The package conflicts , Find the warehouse and delete , perhaps maven Apply exclusion , as follows ：

        <dependency>
			<groupId>org.springframework.cloud</groupId>
			<artifactId>spring-cloud-starter-netflix-eureka-server</artifactId>
			<version>2.0.1.RELEASE</version>
			<exclusions>
				<exclusion>
					<groupId>javax.servlet</groupId>
					<artifactId>servlet-api</artifactId>
				</exclusion>
			</exclusions>
		</dependency>

Recommend the latter , Because the former has network or maven When connecting to private server , When using mvn clean install when , You'll download it again , The conflict reappears .