already port 8080 was
Nginx [emerg] listen() to 0.0.0.0:80, backlog 511 failed (98: Address already in use)
Nginx更新后经常遇到这样的问题，解决方法： 1 2 3 fuser -k 80/tcp && /etc/init.d/nginx start 或 killall -9 nginx && /etc/init.d/nginx start ......
更改sentinel 默认端口号（8080）
不少小伙伴在微服务中使用sentinel 都会碰到8080端口被占用的问题。 找到sentinel-dashboard.jar包，在当前目录打开cmd, 在控制台输入以下命令将默认的端口号改为8070，这个端口号可以自己选择，不被占用的端口号均可。 java -Dserver.port=8070 - ......
git【fatal: unable to access 'XXXX': Failed to connect to github.com port 443 after 21087 ms: Couldn't connect to se rver】
依次将如下两条语句复制到git中后，点击回车 git config --global --unset http.proxy git config --global --unset https.proxy win+r打开cmd，将ipconfig/flushdns复制，点击回车，清理DNS缓存 ......
send it failed() The virtual circuit was reset by the remote side executing a hard or abortive close. (连接被对方重置)
串口调试助手报错提示 The virtual circuit was reset by the remote side executing a hard or abortive close. for upd socket ,the remote host was unable to deliver ......
This is probably because cuDNN failed to initialize, so try looking to see if a warning log message was printed above.
tensors = pywrap_tfe.TFE_Py_Execute(ctx._handle, device_name, op_name,tensorflow.python.framework.errors_impl.UnknownError: Failed to get convolution ......
[GPT] Unable to negotiate with xx.xx.xx.xx port 22: no matching host key type found. Their offer: ssh-rsa,ssh-dss
这个错误通常发生在 SSH 客户端无法找到与 SSH服务器 匹配的主机密钥类型时。 这可能是因为SSH服务器配置为使用SSH客户端不支持的主机密钥类型。 要解决此问题，您需要将缺少的主机密钥类型添加到SSH客户端的配置文件中。以下是实现步骤： 使用文本编辑器打开SSH客户端配置文件。文件位置可能因操 ......
【解决git报错 10054】OpenSSL SSL_read: Connection was reset, errno 10054
使用git获取github上代码时报错：OpenSSL SSL_read: Connection was reset, errno 10054 (此时又必须开着vpn才能访问到github) 参考网上的回答，成功解决问题： 修改设置，解除ssl验证git config --global http ......
【解决git报错 10054】OpenSSL SSL_read: Connection was reset, errno 10054
使用git获取github上代码时报错：OpenSSL SSL_read: Connection was reset, errno 10054 (此时又必须开着vpn才能访问到github) 参考网上的回答，成功解决问题： 修改设置，解除ssl验证git config --global http ......
Before was was was was was is.
迎面而来的岁月感，当大叔成为大叔前，大叔是小伙子。you have dream to chase, have difficulty to overcome. you creating your story, combine all of your passions and your goals. c ......
遇到chrome_options.add_experimental_option ("debuggerAddress", port_number)调起浏览器报错的情况
1、查看谷歌版本和chromedriver版本是否一致： 手动查找ChromeDriver路径。在终端中输入以下命令： which chromedriver 这将输出ChromeDriver的路径，例如： /usr/local/bin/chromedriver 可以在Chrome浏览器中输入以下网址 ......
zabbix--邮件告警报错“Support for SMTP authentication was not compiled in”
邮件报警失败：Support for SMTP authentication was not compiled in 解决办法：升级 curl 版本 具体操作步骤： 1）安装 curl # rpm -Uvh http://www.city-fan.org/ftp/contrib/yum-repo/r ......
在intelj idea中Debug启动tomcat时Address already in use:JVM_Bind
在debug重启web应用时，偶尔会报如下错误：Address already in use:JVM_Bind，一看端口占用 打开任务管理器，发现并没有java相关的进程。所以无法通过杀死进程来解除接口占用，可以通过如下方式解决 1.编辑服务器配置，Edit Configuration 2.点击St ......
Three.js系列-报错export ‘Geometry‘ (imported as ‘THREE‘) was not found in ‘three‘
## 今天遇到报错export 'Geometry' (imported as 'THREE') was not found in 'three' ``` port 'Geometry' (imported as 'THREE') was not found in 'three' (possible ......
解决Failed to connect to github.com port 443: Timed out
git提交代码到github的时候遇到了一个问题 错误大致是说连接到github的时候超时了，这个超时是你的代理出了点问题，在git上用几个命令就能够很快搞定。 git config --global --unset http.proxy git config --global --unset ht ......
ssh远程redhat6报错：Unable to negotiate with *.*.*.* port 22: no matching host key type found. Their offer: ssh-rsa,ssh-dss
报错：Unable to negotiate with *.*.*.* port 22: no matching host key type found. Their offer: ssh-rsa,ssh-dss 分析：openssh觉得ssh-rsa加密方式不安全, 直接从8.8开始默认不允许这种 ......
airflow standalone problem fix: The webserver is already running under PID 3244
## problems with airflow standalone to start server with error: `The webserver is already running under PID 3244`. Try to list full server listening i ......
adb restarting in TCP mode port: 5555
adb 连接出现以下问题：restarting in TCP mode port: 5555出现原因一是由于adb连接了多个设备，二是系统自行安装的adb，模拟器里面又自带的adb 解决办法：对于第一种我们可以查看连接设备，及其设备号，进入指定设备。对于其他命令也是一样的。输入：adb -s 设备号 ......
echarts更新数据后报错 There is a chart instance already initialized on the dom
产生原因 使用Echarts插件的时候，多次加载会出现There is a chart instance already initialized on the dom.的警告，表示DOM上已经初始化了一个图表实例。 解决方案 定义一个全局变量，在初始化之前先判断该实例是否存在，若存在，先销毁。 va ......
引入druid查询数据库时间只要超过10秒会报错Communications link failure，The last packet successfully received from the server was xxx milliseconds ago(已解决)
在写项目时候发现springboot(springcloud)项目使用多数据源引入druid的时候，只要查询数据库时间超过10s就会报错： com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failur ......
Vue computed property values was assigned to but it has no setter
vue 文件中的核心代码写法 <template> <div> <v-select :items="filters" label="查询条件" solo dense class="select-size" v-model="filterKey" clearable ></v-select> </di ......
关于mysql 创建索引报错 1071 specified key was too long ;max key length is 3027
另一种张表也是相同的字段创建索引却能成功，在网上查了一些资料。后来发现是两张表字段都用的varchar类型，不过能成功建索引的表设置的长度是50，而不能成功的表里设置的255，修改字符长度就能成功建索引了。 关于varchar(50)和varchar(255)的区别：https://dba.stac ......
mysql索引损坏，Record in index `log_time` of table `lts`.`lts_job_log_po` was not found on update
【1】错误信息 [ERROR] [MY-012869] [InnoDB] Record in index `log_time` of table `lts`.`lts_job_log_po` was not found on update: TUPLE (info_bits=0, 2 n_cmp=2 ......
SpringSecurity集成启动报 In the composition of all global method configuration, no annotation support was actually activated 异常
## 一.异常内容 ```java Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'methodSecurityMetadataSource' def ......
React使用redux报错：A non-serializable value was detected in an action...
原因：数据无法序列化，报错了 方法：在store.ts中，关闭序列化检测 middleware: (getDefaultMiddleware) => getDefaultMiddleware({ serializableCheck: false }) 有问题欢迎交流，谢谢！ ......
rabbitMQ windows环境重装后报错RabbitMQ service is already present - only updating service parameters
错误如下：C:\Users\Administrator>rabbitmq-service installRabbitMQ service is already present - only updating service parametersC:\Program Files\erl\erts\bi ......
解决 Failed to connect to github.com port 443:connection timed out
晕了，今天不知道怎么出现了这个问题 ``` git config --global http.proxy http://127.0.0.1:1080 git config --global https.proxy http://127.0.0.1:1080 ``` 问题得到解决 取消代理 ``` g ......
kubernetes1.20版本 nfs-provisioner报错问题:"selfLink was empty"
Kubernetes升级为1.20版本后，原有的后端nfs存储storageclass无法自动创建pv。 查看PVC状态一直为pending状态，查看nfs-provisioner日志 kubectl logs nfs-client-provisioner-5f696dc8bb-qhmsn E011 ......
error: RPC failed; curl 55 OpenSSL SSL_write: Connection was aborted, errno 10053
git 初始化上传本地代码到远程出现异常 造成的可能原因： 1.网络原因 2.无效的代理 3.一次性推送的代码量过大 解决方法： 1.网络原因可以等一段时间网络良好的情况上传 2.无效代理的情况如下设置 git config http.sslVerify "false" 3.一次性推送代码量过大的情 ......
sshpass报错 Permission denied, please try again.和 connect to host localhost port 10022: Connection refused
最近在做自动化时，自动化脚本用sshpass给远程机器发送命令(sshpass -p "123456" ssh -p 10022 root@localhost -o StrictHostKeyChecking=no "poweroff") 报错:Permission denied, please t ......