Sometimes when you open a VS2010 project, an error window will pop up with the error message "Exceptions has been thrown by the target of an invocation" which is weird. The easy way to solve this and get your project started normally is: 1) Open…

记一次查询超时的解决方案The timeout period elapsed...... https://www.cnblogs.com/wyt007/p/9274613.html Exception has been thrown by the target of an invocation Timeout expired. The timeout period elapsed prior to completion of the operation or the server is not…

最近遇到一个问题,打开VS2013和SQL Server2014都会出报错,错误信息如下: 以前都是好好的,重启了机子也不行,能打开两个VS,再打开第三个VS还是会报错,百度无果,还是在google上找到解决方法,在此记录. 原因是我最近装了mysql,环境变量里的字符数有2181个,字符过长,删掉了不用的不重要的环境变量,字符数降到1849个(字符数在2048个以内即可),打开VS2013和SQL Server,一切正常. mysql相关环境变量,确实过于冗长... C:\Program Fi…

I'd suggest checking for an inner exception. If there isn't one, check your logs for the exception that occurred immediately prior to this one. This isn't a web-specific exception, I've also encountered it in desktop-app development. In short, what's…

今天搭建微信扫码支付环境的时候,一样的配置参数,调用连接提示错误 错误:调用的目标发生了异常 然后跟踪到执行 MD5 md5 = System.Security.Cryptography.MD5.Create(); 代码报错,使用度娘搜索无果.后面从谷歌搜索英文错误得以解决 解决办法: add the following configuration to your application configuration file and see if it works fine for you. 加…

最近因为要做一个启动器,在使用WPF做UI的时候,发现有错误如下: 错误 1 未知的生成错误"此实现不是 Windows 平台 FIPS 验证的加密算法的一部分. 行 8 位置 3." c:\users\tinayh\documents\visual studio 2013\Projects\WpfApplication1\WpfApplication1\App.xaml 8 3 WpfApplication1 百思不得其解啊,于是在网上solo,找到了解决方法: 1.在window中…

How do I solve the error: An error was encountered while running (Domain = LaunchServicesError, Code = 0) ?   I get this error when I try to run my app in the simulator. The error is this: An error was encountered while running (Domain = LaunchServic…

Patch to solve sqlite3_int64 error when building Python 2.7.3 on RHEL/CentOS Patch to solve sqlite3_int64 error when building Python 2.7.3 on RHEL/CentOS…

MySQL中执行sql语句错误 Error Code: 1093. You can't specify target table 'car' for update in FROM clause 2017年03月21日 11:32:46 回归心灵 阅读数:686   版权声明:本文为博主原创文章,未经博主允许不得转载. https://blog.csdn.net/u010657094/article/details/64439486 当执行以下sql语句时会出现 Error Code:1093 错…

MySQL执行更新语句报错: 更新语句:UPDATE test SET state=50 WHERE num IN(SELECT num FROM test WHERE state=60): 报错:ERROR 1093 (HY000): You can't specify target table 'test' for update in FROM clause 表数据: state num50 10150 10250 20160 20260 203 解决方式:同表不支持 update子查询结果…