connection connect refused failed

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

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

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

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 ......

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

android12 VtsHalSensorsV1_0TargetTest fail

RK3399 android12 GMS测试 VtsHalSensorsV1_0TargetTest fail。 典型log: VtsHalSensorsV1_0TargetTest PerInstance/SensorsHidlTest#AccelerometerSamplingPeriodHot ......

python Compile failed: command '/usr/bin/clang' failed with exit code 1 解决办法

一、升级pip pip3 install --upgrade pip 然后,更新设置工具: python3 -m pip install --upgrade setuptools ......
failed Compile command 办法 python

datax抽取mysql数据到hive报错:javax.net.ssl.SSLException: Connection reset

datax抽取mysql数据报错: [INFO] 2023-11-09 12:35:14.090 +0000 - -> 2023-11-09 20:35:13.492 [0-0-0-reader] ERROR ReaderRunner - Reader runner Received Excepti ......
SSLException Connection 数据 datax mysql

DBMS_STATS ORA-20011 Approximate NDV failed ORA-29913 error in executing ODCIEXTTABLEOPEN callout

DBMS_STATS ORA-20011 Approximate NDV failed ORA-29913 error in executing ODCIEXTTABLEOPEN callout 目录DBMS_STATS ORA-20011 Approximate NDV failed ORA-29 ......

离线版nRF Connect for Desktop安装方法

首先确保两台电脑都安装了nRF Connect App 先在一台能连网的电脑上安装自己想要的App 然后把APP拷贝到没有网的电脑上 从%USERPROFILE%\.nrfconnect-apps\node_modules\ 拷贝到另一台不能连网的电脑的%USERPROFILE%\.nrfconne ......
Connect Desktop 方法 nRF for

DataGrip连接MySql数据库失败:dataGrip java.net.ConnectException: Connection refused: connect.

1.问题 报错:dataGrip java.net.ConnectException: Connection refused: connect. 详细错误:[08S01] Communications link failure The last packet sent successfully to ......

生成了文件却还是报错 *** Error: CreateProcess failed, Command: 'scissor "..\OBJ\Acquire.bin" k'

生成文件后提示报错:*** Error: CreateProcess failed, Command: 'scissor "..\OBJ\Acquire.bin" k' 解决办法:去掉Run #2前的勾,或者勾选紫色箭头部分。 ......
quot CreateProcess Command Acquire scissor

“Job for network.service failed because the control process exite”问题

[root@node3 ~]# service network restart Restarting network (via systemctl): Job for network.service failed because the control process exited with err ......
because control network service process

使用navicat连接SQL Server出错SQLSTATE[08001]:[ODBC Driver 17 for SQL Server]Connection string is not valid;max_provs:连接字符串无效[87]

使用Navicat连接SqlServer一直报错 经过排查,发现主机地址得使用,逗号来分隔端口号,如下图 在此记录避免忘记。 感谢网友 使用navicat连接SQL Server出错SQLSTATE[08001]:[ODBC Driver 17 for SQL Server]Connection s ......
Server 字符串 Connection SQL max_provs

LINUX:Error while compiling statement: FAILED: RuntimeException Cannot create staging directory

问题截图 可以看到是user=root,权限不够导致 观察发现用的是root用户 更改为hadoop用户,也即是可以启动hive的用户 插入成功。 ......

Configuration failed because libxml-2.0 was not found. Try installing:

001、linux 中 R语言中安装“devtools”报错如下:Configuration failed because libxml-2.0 was not found. Try installing: 002、解决方法: [root@pc1 ~]# yum install libxml2-de ......

Configuration failed to find one of freetype2 libpng libtiff-4 libjpeg.

001、问题,安装 devtools中遇到如下报错:Configuration failed to find one of freetype2 libpng libtiff-4 libjpeg. 002、解决方法: [root@pc1 ~]# yum install freetype-devel l ......

Configuration failed because libcurl was not found. Try installing:

01、问题 R 语言中安装"devtools"包报错如下:Configuration failed because libcurl was not found. Try installing: 02、解决方法: [root@pc1 ~]# yum install libcurl-devel ## 根 ......

[ARC105F] Lights Out on Connected Graph 题解

题意 给定一个 \(N\) 个点 \(M\) 条边的简单无向联通图 \(G\)。每个边有红和蓝两种颜色,初始时每条边均是红色。 现在通过移除 \(G\) 中的一些边来获得一个新的无向图 \(G^{\prime}\),求在所有的 \(2^M\) 种方案中有多少种方案可以使得 \(G^{\prime}\ ......
题解 Connected Lights Graph 105F

CF1890D Doremy's Connecting Plan

或许赛时根本不需要证明贪心的正确性。 我们发现 \(c\) 对于问题的影响不大,我们可以将每个 \(a_i\) 除以 \(c\),就转化为了 \(c=1\) 的情况。 一个自然的贪心是用 \(1\) 作为中心点去连接其他的所有点,这需要两条结论保证其正确性: 结论一: 如果当前图中还可以连边,点 \ ......
Connecting Doremy 1890D 1890 Plan
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