谷歌navigator.mediaDevices is undefined问题？导致录屏失败？
通过 MediaDevices.getUserMedia() 获取用户多媒体权限时，需要注意其只工作于以下三种环境： localhost域 开启了https协议 使用file:///协议打开本地文件 其他情况下，如在http协议下navig...
02/02 00:00
加载中
error: Call to undefined function imagettftext()
PHP GD 图库报错：error: Call to undefined function imagettftext() 原因是确少 freetype 1.安装freetype 下载最新版的 [freetype](https://www.freetype.org/download.html "freetype")解...
2018/09/03 00:00
undefined reference to error解决方法
undefined reference to error解决方法 Linux下编译程序时，经常会遇到“undefined reference error” 报错， 这里总结一些可能的原因和解决方案，给需要的朋友： 说道undefined reference e...
2013/07/31 00:00
[Linker error] undefined reference to `WinMain@16'
[Linker error] undefined reference to `WinMain@16' 没有主函数 参考：http://bbs.csdn.net/topics/30175516...
2014/05/01 00:00
symbol lookup error：undefined symbol
symbol lookup error：undefined symbol 通过一个实例，引入这个问题。特在此说明一下，搞清楚原因。 问题： 向设备移植openvas时遇到一个问题。 运行openvassd，报错，在此之前我已经将lib...
2019/09/18 00:00
Fatal error: Uncaught Error: Call to undefined function gzinflate()
原因：源码编译php时没有带上zlib 解决：编译PHP的zlib扩展 [root@localhost ~]# cd /usr/local/src/php-7.2.4/ext/zlib/ //进入PHP的zlib扩展目录[root@localhost zlib]# cp config0.m4 co...
2018/04/19 00:00
qt signal undefined reference error
SOLUTION: At the beginning of your class declaration you should have the macro Q_OBJECT and be sure to inherit from some QObject descendant. in QT Creator, right click the proje...
2016/11/05 00:00
php Fatal error: Call to undefined function DisplayError()
php Fatal error: Call to undefined function DisplayError() in C:\Documents and Settings\Administrator\Application Data\NuSphere\PhpED\projects\project1\dbhelper.php on line 33 这...
2010/08/12 00:00
GridManager Error: response.totals undefined，please check totalsKey
在使用GridManager的时候，有时会出现以下错误: 由于默认值为，当接口返回的总条数字段为时就需要在初始化时添加配置项: 。 详情可参考API - totalsKey 如果当前未配置，将会报出错误。 除此...
2020/09/02 00:00
Fatal error: Call to undefined function: ldap_conn
If you are a Windows Users: This is a common error when you use XAMPP since LDAP is not enabled by default. You can follow this steps to make sure LDAP works in your XAMPP [Your...
2014/11/26 00:00
Webpack ERROR in Path must be a string. Received undefined
在学习webpack过程中，我遇到的下面这个问题及解决方法。 问题如下： node版本如下截图： package.json文件截图: webpack.config.js文件截图： 然后，我运行项目,报错信息： 解决方法： webp...
2018/01/05 00:00
Fix SCRIPT5009: “RegisterSod” undefined error
When I set up development environment for apps for SharePoint 2013 and quickly get apps from SharePoint Store.However unfortunately,my IE throw a large number of errors and sayi...
2015/03/02 00:00
Fix SCRIPT5009: “RegisterSod” undefined error
When I set up development environment for apps for SharePoint 2013 and quickly get apps from SharePoint Store.However unfortunately,my IE throw a large number of errors and sayi...
2015/03/02 00:00
How to handle the generic error Cannot read property md of undefined
1). click the hyperlink: 2). You will be automatically navigated to the code where the exception - the error message is raised. Set a breakpoint here: 3). re-launch your Fiori a...
2019/08/24 00:00
How to handle the generic error Cannot read property md of undefined
1). click the hyperlink: 2). You will be automatically navigated to the code where the exception - the error message is raised. Set a breakpoint here: 3). re-launch your Fiori a...
2019/06/12 00:00
Fatal error: Call to undefined function mysql_connect()
1. Linux CentOS 64位 2. Apache Server version: Apache/2.2.15 (Unix) Server built: Aug 13 2013 17:29:28 3. PHP PHP 5.3.3 (cli) (built: Jul 12 2013 20:35:47) Copyright (c) 1997-20...
2013/11/26 00:00
WordPress : Fatal error: Uncaught Error: Call to undefined function wp_recovery_mode()
错误信息： Fatal error: Uncaught Error: Call to undefined function wprecoverymode() in /home/blosso42/publichtml/wp-includes/load.php:812 Stack trace: #0 /home/blosso42/publicht...
2019/09/17 00:00
Fatal error: Call to undefined function json_decode()解决办法
最近搭建测试服务器，访问网站查看报错日志出现如下错误： Fatal error: Call to undefined function json_decode() 出现该问题原因是安装PHP时没有安装json扩展所致。 1、首先进入php安装包...
2018/12/27 00:00
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