环境为: dotnet core 3.1 webapi efcore maridb 10 Pomelo.EntityFrameworkCore.MySql 解决方案: await _context.SaveChangesAsync(); 异步操作要加await,不然会出现此异常 ...
报错信息: 造成原因: 多进程使用同一个mysql链接导致出来的。 为什么会出现这问题: .多进程中MYSQL不可以使用同一个链接 .如果使用需要一个连接池 网上查看了几篇报错的原因: Thinkphp 框架使用swoole,数据连接报Packets out of order. PHP MYSQL Packets out of order. Expected received . Packet s ...
2021-06-22 12:30 0 271 推荐指数:
环境为: dotnet core 3.1 webapi efcore maridb 10 Pomelo.EntityFrameworkCore.MySql 解决方案: await _context.SaveChangesAsync(); 异步操作要加await,不然会出现此异常 ...
使用composer下载源码出现错误 解决办法:更换源,改到国内来 ...
Communications link failure解决方法,我借鉴的别人的,延长MySQL的连接时间 #查询连接的时间 show global variables like 'wait_timeout'; #修改连接的时间set global wait_timeout=604800; ...
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. ...
在链接数据库的时候,报错如下: The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. 上网 ...
not received any packets from the server. at sun.reflec ...
在这里是因为在配置文件连接数据库的url不正确 仔细查看一下,是否跟数据库一样 ...
问题1: 连接本地mysql,报如下错误 The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from ...