nested exception is java.lang.IllegalArgumentException: No converter found for return value of type

springmvc访问页面报  nested exception is java.lang.IllegalArgumentException: No converter found for return value of type: XXX

解决方法

   <properties>
		<jackson.version>2.9.7</jackson.version>
	</properties>

	    <dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-databind</artifactId>
			<version>${jackson.version}</version>
		</dependency>