来源:https://stackoverrun.com/cn/q/10400663 无法连接到ABB Freelance OPC服务器[无此类接口支持(异常来自HRESULT:0x80004002(E_NOINTERFACE))] 1 我的OPC客户端应用程序使用OPC NET API 2.00时出现问题,所以当我想连接到ABB Freelance OPC Server它在调用Opc.Server.Connect(Opc.ConnectData)方法时会引发异常. 例外: Unable to c
/var/log/messages中一直报的错 one or more VIP associated with VRID mismatch actual MASTER advert bogus VRRP packet received on eth0 !!! VRRP_Instance(VI_1) ignoring received advertisment... ip address associated with VRID not present in received packet : 虚
1.进入tomcat的lib目录找到catalina.jar文件 cd /dir/apache-tomcat-10.0.2/lib/ 2.解压文件 unzip catalina.jar 进入org/apache/catalina/util 编辑配置文件ServerInfo.properties cd org/apache/catalina/util/ vim ServerInfo.properties 3.将修改后文件更新到jar包中 cd /dir/apache-tomcat-10.0.2/l
先说我搭建过程中出现的问题吧: 按照 教程搭建好之后出现了619错误,查看日志:/var/log/messages: Nov 20 09:46:20 localhost pptpd[7498]: GRE: read(fd=6,buffer=8059680,len=8196) from PTY failed: status = -1 error = Input/output error, usually caused by unexpected termination of pppd, check