#Fail

Mysql数据库报错:Cannot add or update a child row: a foreign key constraint fails(添加多对多关系)

 #创建班级表classClasses(models.Model):title=models.CharField(max_length=32)n=models.ManyToManyField('Teachers')#创建老师表classTeachers(models.Model):name=models.Ch...

(转)Android Studio Error:Failed to resolve: com.android.support:appcompat-v7:25.1.0解决方案

今天不知道为什么导入eclipse项目后就出现了错误,没导入之前是正常使用AS的Error:(26,13)Failedtoresolve:com.android.support:appcompat-v7:25.+第一、点击InstallRepository。但是InstallingAndroidSupportRepos...

tomcat 8.xxx ssl使用websocket Failed to close the ServletOutputStream connection cleanly

报错:2019-09-1710:30:17.277default[https-jsse-nio-8110-exec-20]INFOo.a.t.w.s.WsRemoteEndpointImplServer-FailedtoclosetheServletOutputStreamconnectioncleanlyjava.i...

SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".

添加依赖<dependency><groupId>org.slf4j</groupId><artifactId>slf4j-simple</artifactId><version>1.6.6</version></dependen...
代码星球 ·2020-04-17

Failed to load class "org.slf4j.impl.StaticLoggerBinder

普通java项目报错,控制台如下   SLF4J:Failedtoloadclass"org.slf4j.impl.StaticLoggerBinder".SLF4J:Defaultingtono-operation(NOP)loggerimplementationSLF4J:Seehtt...

idapython import site failed

网络上找了好多,都要求修改注册表,我觉得没有必要,ida不会犯这样的错误。最终在csdn找到一篇文章idapythonimportsitefailed方法如下:添加系统环境变量PYTHONHOME,本地python目录D:developPython27...
代码星球 ·2020-04-17

在ubuntu更新时,出现错误E: Some index files failed to download, they have been ignored, or old ones used inst

原文:https://blog.csdn.net/tian_ciomp/article/details/51339635 在ubuntu更新时,出现错误E:Someindexfilesfailedtodownload,theyhavebeenignored,oroldonesusedinsthttp://ww...

nginx: [error] open() "/usr/local/nginx/logs/nginx.pid" failed (2: No such file or directory)

问题场景服务器重启后,重启nginx时报错nginx:[error]open()"/usr/local/nginx/logs/nginx.pid"failed(2:Nosuchfileordirectory),进入到logs目录发现确实没有nginx.pid文件解决办法使用指定nginx.conf文件的方式重启ngin...
代码星球 ·2020-04-16

Linux yum 报错:One of the configured repositories failed (Unknown), and yum doesn't have.

报错信息Oneoftheconfiguredrepositoriesfailed(CentOS-7-Addons-sohu.com), andyumdoesn'thaveenoughcacheddatatocontinue. Atthispointtheonly safethingyumc...
代码星球 ·2020-04-16

PHP message:filesize(): stat failed for 错误

message:filesize():statfailedforF:s2017SinaImgUploadSinaImgUploadinDebugTempPathCookies.txt我看了下phpstorm写的路径是正确的,但怎么都获取不到数据我认真检查以后,发现v被转义了。constSinaCookiesFile=...

vue打包后出现"Failed to load resource: net::ERR_FILE_NOT_FOUND"错误

 创建vue脚手架搭建项目之后,用npmrunbuild经行打包,运行index.html后出现异常:打开dist/index.html,诸如这些的,引入是有问题的,这边的全部是绝对路径,而本应该是相对路径。 解决办法:打开config/index.js文件,将build->assetsPub...

Validation failed for one or more entities. See ‘EntityValidationErrors’解决方法

摘自:http://www.cnblogs.com/douqiumiao/default.aspx?opt=msg Validationfailedforoneormoreentities.See‘EntityValidationErrors’解决方法Validationfailed&...

PostGIS中dbf file (.dbf) can not be opened.shapefile import failed

postgis数据库文件shapefile导入dbffile(.dbf)cannotbeopened.shapefileimportfailed.Destination:public.train_polyline SourceFile:C:DocumentsandSettingsAdministrator桌面...
代码星球 ·2020-04-10

maven打包报错:Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.5:test

mvncompile 没有问题,mvnpackage的时候报如下错误:Failedtoexecutegoalorg.apache.maven.plugins:maven-surefire-plugin:2.5:test   解决方法: 打包跳过测试有两种方法一是命令行,...

Maven error in eclipse (pom.xml) : Failure to transfer org.apache.maven.plugins:maven-surefire-plugin:pom:2.12.4

iwannamakewebprojectusingtheMaventoimportautomaticallyalllibrariesthatineed,soichose "maven-archetype-webpp"afterthatigotthiserroronpom.xmlfile:Description...
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