JsonMappingException occurs when I start doorman application

[peihuadeng]

As topic, here is the log, I think that is the problem about the project config, please fix it:
2019-03-08 13:36:31,783 [ERROR] cse init failed,
Exception: com.fasterxml.jackson.databind.JsonMappingException; Conflicting setter definitions for property "class": org.apache.servicecomb.core.handler.config.HandlerConfig#setClazz(1 params) vs org.apache.servicecomb.core.handler.config.HandlerConfig#setClazz(1 params)
com.fasterxml.jackson.databind.JsonMappingException: Conflicting setter definitions for property "class": org.apache.servicecomb.core.handler.config.HandlerConfig#setClazz(1 params) vs org.apache.servicecomb.core.handler.config.HandlerConfig#setClazz(1 params)
at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:269)
at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer(DeserializerCache.java:244)
at com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer(DeserializerCache.java:142)
at com.fasterxml.jackson.databind.DeserializationContext.findContextualValueDeserializer(DeserializationContext.java:428)
at com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.createContextual(CollectionDeserializer.java:164)
at com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.createContextual(CollectionDeserializer.java:25)
at com.fasterxml.jackson.databind.DeserializationContext.handleSecondaryContextualization(DeserializationContext.java:669)
at com.fasterxml.jackson.databind.DeserializationContext.findContextualValueDeserializer(DeserializationContext.java:430)
at com.fasterxml.jackson.databind.deser.std.StdDeserializer.findDeserializer(StdDeserializer.java:947)
at com.fasterxml.jackson.databind.deser.BeanDeserializerBase.resolve(BeanDeserializerBase.java:439)
at com.fasterxml.jackson.databind.deser.std.DelegatingDeserializer.resolve(DelegatingDeserializer.java:61)
at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:296)
at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer(DeserializerCache.java:244)
at com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer(DeserializerCache.java:142)
at com.fasterxml.jackson.databind.DeserializationContext.findRootValueDeserializer(DeserializationContext.java:461)
at com.fasterxml.jackson.databind.ObjectMapper._findRootDeserializer(ObjectMapper.java:3804)
at com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose(ObjectMapper.java:3698)
at com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:2667)
at org.apache.servicecomb.foundation.common.config.impl.XmlLoaderUtils.load(XmlLoaderUtils.java:45)
at org.apache.servicecomb.core.handler.HandlerConfigUtils.loadConfig(HandlerConfigUtils.java:37)
at org.apache.servicecomb.core.handler.HandlerConfigUtils.init(HandlerConfigUtils.java:45)
at org.apache.servicecomb.core.CseApplicationListener.onApplicationEvent(CseApplicationListener.java:114)
at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:166)
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:138)
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:383)
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:337)
at org.springframework.boot.context.event.EventPublishingRunListener.finished(EventPublishingRunListener.java:99)
at org.springframework.boot.SpringApplicationRunListeners.callFinishedListener(SpringApplicationRunListeners.java:79)
at org.springframework.boot.SpringApplicationRunListeners.finished(SpringApplicationRunListeners.java:72)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:318)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1187)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1176)
at org.apache.servicecomb.company.DoormanApplication.main(DoormanApplication.java:28)
Caused by: java.lang.IllegalArgumentException: Conflicting setter definitions for property "class": org.apache.servicecomb.core.handler.config.HandlerConfig#setClazz(1 params) vs org.apache.servicecomb.core.handler.config.HandlerConfig#setClazz(1 params)
at com.fasterxml.jackson.databind.introspect.POJOPropertyBuilder.getSetter(POJOPropertyBuilder.java:300)
at com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.filterBeanProps(BeanDeserializerFactory.java:592)
at com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.addBeanProps(BeanDeserializerFactory.java:488)
at com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.buildBeanDeserializer(BeanDeserializerFactory.java:229)
at com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.createBeanDeserializer(BeanDeserializerFactory.java:142)
at com.fasterxml.jackson.databind.deser.DeserializerCache._createDeserializer2(DeserializerCache.java:403)
at com.fasterxml.jackson.databind.deser.DeserializerCache._createDeserializer(DeserializerCache.java:352)
at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:264)
... 32 more
org.apache.servicecomb.core.CseApplicationListener.onApplicationEvent(CseApplicationListener.java:145)