Question

ExecuteReader: Connection property has not been initialized

score 908 · Answer 1 · 2015-06-13 13:54:02

908

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ExecuteReader: Connection property has not been initialized

Published on 13 June 2015 at 13:54

score 1.4k · Answer 2 · 2015-06-17 12:02:45

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score 1.6k · Answer 3 · 2017-01-07 22:45:34

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score 2.1k · Answer 4 · 2013-12-09 18:15:44

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score 91.7k · Answer 5 · 2013-12-09 11:49:08

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score 450 · Answer 6 · 2013-12-15 07:23:37

450

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score 576 · Answer 7 · 2011-02-28 20:22:45

576

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Using ExecuteScalar() results in a call to ExecuteReader() with a "default" CommandBehaviour?

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score 1.2k · Answer 8 · 2012-01-26 07:18:58

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score 1.5k · Answer 13 · 2014-01-28 20:41:51

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score 138 · Answer 14 · 2016-02-11 15:42:36

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score 3.2k · Answer 15 · 2016-02-10 07:47:03

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System.InvalidOperationException: ExecuteReader requires an open and available connection. The connection's current state is closed

Published on 10 February 2016 at 07:47

score 17.1k · Answer 16 · 2016-02-22 09:28:09

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score 103 · Answer 17 · 2023-01-14 23:46:37

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score 2.1k · Answer 18 · 2021-02-09 09:19:37

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score 5.8k · Answer 19 · 2017-12-14 14:01:26

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score 513 · Answer 20 · 2022-05-18 05:39:04

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List Question

ExecuteReader: Connection property has not been initialized

There is already an open DataReader associated with this Connection which must be closed first?

SQL Server Column to Combobox?

No value given for one or more required parameters dr=ExecuteReader()

C# Invalid attempt to call Read when reader is closed

Commandobject.executenonquery() and Commandobject.executereader() give different results for count(*)

Using ExecuteScalar() results in a call to ExecuteReader() with a "default" CommandBehaviour?

unexpected error when trying to execute stored procedure

how to use cellendedit in multi column datagridview with multi oledb command in vb.net

SqDataReader closed issue in .net

Storing ID from SQL result

vb net store multiple datareader results into one string variable

VB.NET, Two SQL command, build a string

While debugging read all values from an odbcdatareader query

System.InvalidOperationException: ExecuteReader requires an open and available connection. The connection's current state is closed

Execute Reader wait operation time out error

How do I get ExecuteReader() to efficiently add items to a List?

ExecuteReaderAsync() returns some rows at first but empty seconds later

Fill datagridview with SQL Server table data

Why is timeout occurring while executing a stored procedure in C# even after increasing the commandtimeout property?

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