Npgsql.NpgsqlOperationInProgressException 异常解析 Npgsql.NpgsqlOperationInProgressException 异常表示在尝试执行一个新的数据库命令时,前一个命令仍在执行中。这是 Npgsql(PostgreSQL 的 .NET 数据提供程序)的一个限制,因为它不支持在单个连接上同时执行多个命令(也称为 Multiple
1: db.GetConnection 换成 db.GetConnectionScope(Aop也要统一不然事件注册不了) 2、IsAutoCloseConnection=true 需要设置true 3、异步方法wait存在漏写, 一个不能少 。解决方案:找到漏掉的await不想找就用db.CopyNew()。 4、使用await 返回值必须有Task,不能是Void 这种(表达式中异步只能是Func<Task>不能是Acti...
The error "command already in progress" indicates that the same connection is being used concurrently. In EF Core this would generally mean that you're trying to use the same DbContext instance twice at the same time. It seems from your code sample that you're keeping a reference to the ...
But A command is already in progress exception still occurs in this line. How to fix this ? Sunday, February 14, 2021 3:11 AM https://www.npgsql.org/efcore/ It doesn't seem to be any different than using MS SQL Server and EF. So how did you go off course?
Exception message: Npgsql.NpgsqlOperationInProgressException: A command is already in progress Stack trace: Further technical details Npgsql version: 5.0.1.1 PostgreSQL version: 13.1 Operating system: Windows 10 Pro Contributor vonzshikcommentedFeb 8, 2021 ...
HELP!!! An asynchronous read operation is already in progress on the StandardOutput stream HELP!!! How do I send an ACK packet in TCP IP Listener c# Hex in StreamReader and StreamWriter Hex leading zero; Is there a better way hexadecimal value 0x20, cannot be included !!! Hi have to...
Npgsql.NpgsqlOperationInProgressException (0x80004005): A command is already in progress: SELECT "t28nubq_Document".* FROM "t28nubq_Document" WHERE "t28nubq_Document"."Type" = @Type limit 1 at Npgsql.Internal.NpgsqlConnector.<StartUserAction>g__DoStartUserAction|279_0(ConnectorState newState...
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HELP!!! An asynchronous read operation is already in progress on the StandardOutput stream HELP!!! How do I send an ACK packet in TCP IP Listener c# Hex in StreamReader and StreamWriter Hex leading zero; Is there a better way hexadecimal value 0x20, cannot be included !!! Hi have to...
HELP!!! An asynchronous read operation is already in progress on the StandardOutput stream HELP!!! How do I send an ACK packet in TCP IP Listener c# Hex in StreamReader and StreamWriter Hex leading zero; Is there a better way hexadecimal value 0x20, cannot be included !!! Hi have to...