Triggering conditions On Client Side： 0.P2PModel 1.Client config with More than one provider（2 and 3 has bean tested）like this： ` <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans"; xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"; xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://code.alibabatech.com/schema/dubbo http://code.alibabatech.com/schema/dubbo/dubbo.xsd "> <dubbo:application name="test" owner="admin"/> <dubbo:protocol name="dubbo" /> <dubbo:reference id="storeClient" interface="com.product.api.store.StoreClient" url="dubbo://10.10.5.85:18115;10.10.5.84:18115" timeout="5000" check="false"/> </beans> ` 3. version range from 2.5.3 to 2.6.2 StatckTrace： ` [ERROR] 2018-08-24 11:30:24.733 [http-bio-8080-exec-5] [com.alibaba.dubbo.rpc.cluster.directory.AbstractDirectory] - [DUBBO] Failed to execute router: dubbo://10.10.5.84:18115/com.product.api.store.StoreClient?application=fruit-erp-api&check=false&dubbo=2.6.2&interface=com.product.api.store.StoreClient&methods=getStoreAreaById,getStoreById,batchGetStoreById,getStoreList&owner=admin&pid=12040®ister.ip=10.10.7.99&revision=1.0.3-RELEASE&side=consumer&timeout=5000×tamp=1535081384585, cause: null, dubbo version: 2.6.2, current host: 10.10.7.99 java.lang.NullPointerException: null at com.alibaba.dubbo.rpc.cluster.router.MockInvokersSelector.hasMockProviders(MockInvokersSelector.java:82) at com.alibaba.dubbo.rpc.cluster.router.MockInvokersSelector.getNormalInvokers(MockInvokersSelector.java:66) at com.alibaba.dubbo.rpc.cluster.router.MockInvokersSelector.route(MockInvokersSelector.java:44) at com.alibaba.dubbo.rpc.cluster.directory.AbstractDirectory.list(AbstractDirectory.java:80) at com.alibaba.dubbo.rpc.cluster.support.AbstractClusterInvoker.list(AbstractClusterInvoker.java:271) at com.alibaba.dubbo.rpc.cluster.support.AbstractClusterInvoker.invoke(AbstractClusterInvoker.java:232) at com.alibaba.dubbo.rpc.cluster.support.wrapper.MockClusterInvoker.invoke(MockClusterInvoker.java:75) at com.alibaba.dubbo.rpc.proxy.InvokerInvocationHandler.invoke(InvokerInvocationHandler.java:52) .... ` is anything wrong with my config? or just a bug?
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