[BUG]错误: create config data error[DCacheOptImp::createDBAccessConf] error, main key miss!

[CyrusZhou-CN]

What version of TARS and what language are you using?

What operating system (Linux, Windows, ...) and version? [e.g. CentOS 7.8]
docker tarscloud/framework:latest
What runtime/compiler are you using? [e.g. JDK version or version of gcc]
mysql:5.6
Describe the bug
错误: create config data error[DCacheOptImp::createDBAccessConf] error, main key miss!

To Reproduce
Steps to reproduce the behavior:
创建模块 key-value(KVCache)

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
If applicable, add screenshots to help explain your problem.

Additional context

2022-02-09 10:50:29|140225422542592|DEBUG|installKVCacheModule:736|app name: Test|module name: TestKV
2022-02-09 10:50:29|140225422542592|DEBUG|insertAppModTable:3639|app name:Test|module name:TestKV|cache type:KVCACHE
2022-02-09 10:50:29|140225422542592|DEBUG|insertConfigFilesTable:3676|server name:Test|host:
2022-02-09 10:50:31|140225422542592|DEBUG|insertConfigFilesTable:3676|server name:DCache.TestKVKVCacheServer1-1|host:7.1.0.4
2022-02-09 10:50:31|140225422542592|DEBUG|insertCache2RouterDb:4077|insert module name and cache server info to router db table|module name:TestKV
2022-02-09 10:50:31|140225422542592|DEBUG|insertCache2RouterDb:4102|module name:TestKV already exist, update router version, do SQL:update t_router_module set version = version+1 where module_name='TestKV';
2022-02-09 10:50:31|140225422542592|DEBUG|reloadRouterByModule:3021|app:DCache|module name:TestKV|router server name:DCache.TestRouterServer
2022-02-09 10:50:31|140225422542592|DEBUG|checkRouterLoadModule:2880|app:DCache|module name:TestKV|router server name:DCache.TestRouterServer
2022-02-09 10:50:32|140225422542592|DEBUG|insertCacheRouter:4981|cache server name:TestKVKVCacheServer1-1|router server name:DCache.TestRouterServer.RouterObj
2022-02-09 10:50:32|140225422542592|DEBUG|installKVCacheModule:832|finish
2022-02-09 10:50:32|140225430935296|DEBUG|installDBAccess:655|{"cacheType":1,"replace":true,"conf":{"vDBInfo":[{"charset":"utf8mb4","port":"3306","user":"root","pwd":"123456","ip":"7.1.0.2"}],"tableEngine":"InnoDB","tablePrefix":"t_TestKV_","tableCharset":"utf8mb4","tableNum":1,"DBPrefix":"db_TestKV_","DBNum":1,"isDigital":false},"vtModuleRecord":[],"isSerializated":true,"serverTemplate":"DCache.Cache","serverIp":["7.1.0.4"],"serverName":"DCache.TestKVDbAccessServer","appName":"Test"}
2022-02-09 10:50:32|140225430935296|ERROR|[DCacheOptImp::createDBAccessConf] error, main key miss!
2022-02-09 10:50:32|140225430935296|ERROR|[DCacheOptImp::installDBAccess] create config data error!
2022-02-09 10:51:32|140225833588480|DEBUG|[TARS]timeout [7.1.0.3:41362] del from list