operate connect failed host

微信小程序使用canvas导出图片时提示报错为canvasToTempFilePath:fail fail canvas is empty

uni使用小程序 时,组件里面有个canvas,页面上面也有一个canvs。组件里面的canvas想导出图片,报canvasToTempFilePath:fail fail canvas is empty。 在canvasToTempFilePath里面要加上第二个参数,传入this; uni.ca ......

failed to configure a datasource: ‘url‘ attribute is not specified and no em

问题场景 在Spring Boot中整合MySQL、Mybatis进行数据库开发时,按照正常步骤添加了相关数据库的依赖,也进行了必要的数据库配置,结果在项目启动时出现如下异常信息: *************************** APPLICATION FAILED TO START *** ......

hudson.plugins.git.GitException: Failed to delete workspace

持续集成环境(git + gitlab + jenkins + pipeline + maven + harbor + docker + k8s)之前都是ok的,突然就报错了: Cloning the remote Git repository Cloning repository git@192. ......
GitException workspace plugins hudson Failed

编辑 windows 操作系统 local host 文件的注意事项

本地主机文件(也称为hosts文件)是操作系统中的一个文本文件,用于将主机名映射到IP地址。这个文件在Windows、Linux和macOS等各种操作系统中都存在,它允许计算机用户手动指定特定主机名与其相应的IP地址之间的关系,以便在域名解析时绕过DNS服务器。本地主机文件通常用于本地开发、网络故障 ......
注意事项 事项 windows 文件 系统

502 Bad Gateway Registered endpoint failed to handle the request

502 Bad Gateway: Registered endpoint failed to handle the request. 502 Bad Gateway错误是一种常见的HTTP错误,通常表示代理服务器在尝试访问上游服务器时遇到了问题,因此无法返回请求的内容。这个错误消息表明,代理服务器无 ......
Registered endpoint Gateway request failed

3.ProxySQL Error: connection is locked to hostgroup 10 but trying to reach hostgroup 30

兼容问题,解决方案: 登上proxysql的管理端执行以下命令 set mysql-set_query_lock_on_hostgroup=0; 修改后,需要加载到RUNTIME, 并保存到disk load mysql variables to runtime; save mysql variab ......
hostgroup connection ProxySQL locked trying

SAP调用外部的REST服务 http_communication_failure Connection to partner timed out after 60报错

SAP中主动调用外部的REST服务时候, 因为传输的数据量比较大, 所以报Connection to partner timed out after 60 这一错误 ,原因之一可能是 Tcode-SMICM ->转到 ->服务 设置保活和处理超时时间 , 秒为单位 , 可以更具自己的需求进行设置。 ......

gin-vue-admin 接口错误Error: Request failed with status code 500

本地运行以后登录出现: 控制台检查发现是请求getMenu出现500错误,并且后端出现"Error 1071 (42000): Specified key was too long; max key length is 1000 bytes"错误,那就是数据库casbin_rule的表引擎不是Inn ......
gin-vue-admin 接口 错误 Request failed

Failed to open /sysroot/etc/fstab:Input/output error

Failed to open /sysroot/etc/fstab: Input/output error 解决办法: umount /dev/dm-0 xfs_repair -v -L /dev/dm-0 reboot ......
sysroot Failed output Input error

Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?

docker-compose up -d 安装docker环境,提示一下错误:docker-compose 命令没发现。 docker compse up -d 报错: Cannot connect to the Docker daemon at unix:///var/run/docker.soc ......
daemon docker the connect running

browsermob-proxy-2.1.4启动失败,报错ProxyServerError: The Browsermob-Proxy server process failed to start. Check <_io.TextIOWrapper name='D:\server.log' mode='w' encoding='cp936'>for a helpful error message.

server.log文件错误信息: Running BrowserMob Proxy using LittleProxy implementation. To revert to the legacy implementation, run the proxy with the command-li ......

安装open5GS时出现报错Meson test fails for 9 cases

错误产生场景 执行下面代码时产生错误,有9个test都失败了 $ ./build/tests/attach/attach ## EPC Only $ ./build/tests/registration/registration ## 5G Core Only 产生原因 未安装MongoDB或者未运 ......
open5GS Meson fails cases open5

[938] How to operate with shapefiles using Geopandas

Geopandas is a Python library that makes working with geospatial data easier by extending the data manipulation capabilities of pandas to spatial data ......
shapefiles Geopandas operate using with

ERROR: Failed to Setup IP tables: Unable to enable SKIP DNAT rule

1、错误场景和现象 Linux开启或重启防火墙后,使用默认驱动程序创建网络“docker-compose_default” 报错如下: Creating network "docker-compose_default" with the default driver ERROR: Failed to ......
Failed tables Unable enable ERROR

解决 "VMware Workstation and Device/Credential Guard are not compatible" error in VMware Workstation on Windows 10 host (2146361)

https://kb.vmware.com/s/article/2146361 https://communities.vmware.com/t5/VMware-Workstation-Pro/Virtualized-Intel-VT-x-EPT-is-not-supported-on-this-p ......

【Azure APIM】APIM Self-Hosted网关中,添加网关日志以记录请求头信息(Request Header / Response Header)

问题描述 在APIM Gateway 日志中, 对于发送到APIM Host的请求,只记录了一些常规的URL, Status, Time, IP等信息。关于请求Header, Body中的信息,因为隐私保护的原因,默认没有记录。 [Info] 2023-11-16T06:19:28.482 [Gat ......
网关 Header APIM Self-Hosted Response

nvidia-smi报错:NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver更优解决方案

Ubuntu 18.04系统中,某次pip安装后发现这个问题,有人说是因为系统内核升级造成的,从解决方案来看,系统内核升级更可信。解决方案参考了https://blog.csdn.net/dou3516/article/details/130593616,但更简洁。解决方案是DKMS安装NVIDIA ......

Xcode 展示failed to prepare the device for development

首先打开链接找到https://gitee.com/Han0/iOSDeviceSupport 找到对应版本,解压 其次打开终端 输入 open /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Device ......
development prepare failed device Xcode

如何配置host ?

配置host: 1、sudo vim /etc/hosts 2、 3、.wq保存即可 ......
host

tmdb 无法连接 修改host可解决 (2023/11/14)

tinyMediaManager的刮削服务总是失败,根本原因在于tmdb网站的DNS地址无法解析。 解决方法:手动修改DNS。 作者:PH34R https://www.bilibili.com/read/cv18215732/?spm_id_from=333.999.collection.opus ......
tmdb host 2023 11 14

ROS(Robot Operating System)2 Iron Irwini are currently available for Ubuntu Jammy(22.04图形)

安装教程:https://docs.ros.org/en/iron/Installation/Ubuntu-Install-Debians.html ROS2 GPG key 可能下载失败,因为访问 github 网络不好 https://raw.githubusercontent.com/ros/ ......
Operating currently available 图形 Irwini

消除开关机都会提示Failed to start Setup Virtual Console

我的manjaro Linux每次开关机都会提示Failed to start Setup Virtual Console,启动完成后不影响正常使用,但每次开关机都会有一个红色失败告警,并且发现没有这个告警的时候系统启动速度更快。 1、修改文件:sudo vim /etc/vconsole.conf ......
Console Virtual Failed start Setup

Spring Boot集成Druid异常discard long time none received connection.

为什么要清空空闲60秒以上的连接 猜测,阿里给数据库设置的数据库空闲等待时间是60秒,mysql数据库到了空闲等待时间将关闭空闲的连接,以提升数据库服务器的处理能力。 MySQL的默认空闲等待时间是8小时,就是「wait_timeout」的配置值。如果数据库主动关闭了空闲的连接,而连接池并不知道,... ......
connection received discard Spring Druid

java.net.ConnectException: Connection refused: no further information

问题描述 报错原因 在测试过程中,没有开启Redis 解决方案 开启Redis , 再重新运行代码即可解决 ......

Tenzing and Random Operations CF1842G 题解

设 \(m\) 次选的位置分别为 \(b_{1\sim m}\)。 于是答案为 \(\mathbb E(\prod\limits_{i = 1}^{n}(a_i + \sum\limits_{j = 1}^{m}[b_j \le i]\cdot v)) = \frac{S}{n^m}\)。 首先考虑 ......
题解 Operations Tenzing Random 1842G

在PHP中,HTTP_HOST和SERVER_NAME有什么区别?

内容来自 DOC https://q.houxu6.top/?s=在PHP中,HTTP_HOST和SERVER_NAME有什么区别? 以下是$_SERVER['HTTP_HOST']和$_SERVER['SERVER_NAME']在PHP中的区别? 何时会考虑使用其中之一以及原因是什么? 在PHP中 ......
SERVER_NAME HTTP_HOST SERVER HTTP HOST

org.springframework.context.ApplicationContextException: Failed to start bean 'documentationPluginsBootstrapper'; nested exception is java.lang.NullPointerException报错问题

这个原因是 高版本SpringBoot整合swagger 造成的 我的项目是2.7.8 swagger版本是3.0.0 就会出现上面的报错 解决方式: 1.配置WebMvcConfigurer.java import org.springframework.context.annotation.Co ......

GitHub-fatal-unable-to-access-https-github-com-Failed-to-connect-to-github-com-port-443-Operation-timed-out-CarlZeng

title: >- [GitHub] fatal: unable to access 'https://github.com/': Failed to connect to github.com port 443: Operation timed out tags: [github,git] cat ......

git提交或克隆报错fatal: unable to access 'https://github.com/xxx/': Failed to connect to github.com port 443 after 21087 ms: Couldn't connect to server

1.问题原因 报错信息: fatal: unable to access 'https://github.com/xxx/autowrite.git/': OpenSSL SSL_read: Connection was reset, errno 10054 又或者 fatal: unable to ......
connect github to com 39