Click here to Skip to main content
Rate this: bad
Please Sign up or sign in to vote.
See more: ASP.NET Oracle
I want to make an C# application where database is Oracle Express 10g.
Now I cant make a connection with oracle in visual studio 2010. I am facing a problem
ORA-12154: TNS: Could not resolve the connection identifier specified
My connection string:
<add name="ConStr2" connectionString="Data Source=Rashed ;User ID=TestDB;Password=sa123" providerName="System.Data.OracleClient"/>
64-bit Operating System
Database Version:
Oracle Database 10g Express Edition Release - Product
PL/SQL Release - Production
CORE Production
TNS for 32-bit Windows: Version - Production
NLSRTL Version - Production

NB: My oracle db is running. I am using visual studio 2010
Posted 28-Nov-12 0:32am
(unknown member)
Edited 9-Dec-12 23:47pm

1 solution

This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

  Print Answers RSS
0 OriginalGriff 310
1 Sergey Alexandrovich Kryukov 176
2 PhilLenoir 164
3 Richard MacCutchan 160
4 Sharmanuj 156
0 Sergey Alexandrovich Kryukov 6,081
1 OriginalGriff 5,115
2 CPallini 2,473
3 Richard MacCutchan 1,597
4 Abhinav S 1,505

Advertise | Privacy | Mobile
Web02 | 2.8.140814.1 | Last Updated 10 Dec 2012
Copyright © CodeProject, 1999-2014
All Rights Reserved. Terms of Service
Layout: fixed | fluid

CodeProject, 503-250 Ferrand Drive Toronto Ontario, M3C 3G8 Canada +1 416-849-8900 x 100