Oracle.DataAccess.Client.OracleException: The provider is not compatible

I am getting an error, and I don't understand why I'm getting it.
Error:
Oracle.DataAccess.Client.OracleException: The provider is not compatible with the version of Oracle client
Environment:
ODP.NET, 10.2.0.2 (ODTwithODAC10202.exe install)
Oracle 9i database
Windows 2000, .NET 1.x framework
Before ODP.NET, Oracle 9.2 client
Server does not have Visual Studio installed
Just installed ODP.NET today; any time I attempt to access OracleConnection, I get the error above. I am a newbie to server installations; if something is obvious to you, it might not be obvious to me, so feel free to point out even the most basic things.
I did install ODP.NET (same version) on my own PC several months ago, running over the same database, and everything seems to be working fine...
Message was edited by:
user531571

Yeah; apparently, the Oracle install on that server was known (by everyone but me, from the sounds of it) to be exceptionally fragile. Installing ODP.NET brought down all Oracle connections. Uninstalling ODP.NET broke (actually, shattered might be closer to the truth) the Oracle instance on that box. Our solution? Start from scratch with a new server. Another piece of information which would have been nice to know is that they were looking for an excuse to get rid of this server; I wouldn't have been running around like a madman trying to fix it (and stressing all the while).
So, the problem has been solved, but not in any kind of normal fashion.

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The provider is not compatible with the version of Oracle client

We are running Server 2012 64 bit with multiple homes one is 32 bit and the other 64 bit. We installed the 64 bit first then the 32 bit next in order to get our Classic ASP WebSite that is using COM+ and OLEDB to see the provider.
C:\oracle\product\12.1.0\x86
C:\oracle\product\12.1.0\x64
The other Websites are ASP.Net 4.0 and are running in 64 bit application pools. They are using a DAL .Net assembly built x64 with a reference to the 64 bit ODP.Net version 4.121.1.0 in C:\oracle\product\12.1.0\X64\client_1\odp.net\bin\4.
I also see there is another folder C:\oracle\product\12.1.0\X64\odac_1\odp.net\bin\2.x with version 2.121.2.0. We are on running Framework 4.0 but when I switch to this version it works but with the version out of the bid\4 we are receiving the following error when the 64 bit Websites call the assembly:
The provider is not compatible with the version of Oracle client
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: Oracle.DataAccess.Client.OracleException: The provider is not compatible with the version of Oracle client
Source Error:
Line 87: mDataSource = dataSource
Line 88: mConnectionString = GetDBConnectionString(dataSource)
Line 89: mConnection = New OracleConnection(mConnectionString)
Line 90: mParams = New List(Of IDbDataParameter)
Line 91: End Sub
I have not been successful in getting this to work after spending endless hours, so any help would be appreciated.

Hi,
Oracle Client/ODP build with certified Visual C++ Libraries so application using ODP.NET requires "runtime components of Visual C++ Libraries" to be installed.
Oracle Database Client installation includes the Visual C++ Libraries but ODAC doesn't contain these libraries which may cause such issue.
Please check the Note 43208.1 for the particular version of Visual C++ installs with Oracle Database Client installation(e.g. 11.2.0 Database Client installs Visual C++ .NET 2005) and also you can refer the windows event log error massage to verify which version of Visual C++ is missing.
thanks and regards
Venkat

Oracle.DataAccess.Client.OracleException not compatible version

Hi,
i have installed the oracle developer tools for VS2005.NET. In my programms i put a reference to the Oracle.DataAccess.dll Version 2.102.2.20 in my Project. I can start and run this Programm on the same PC without problems.
If i copy the Programm-Exe and the Oracle.DataAccess.dll on an other PC and start this Programm there, i became a Error-Message:
"Unbehandelte Ausnahme: System.TypeInitializationException: Der Typeninitialisier
er für Oracle.DataAccess.Client.OracleConnection hat eine Ausnahme verursacht. -
--> Oracle.DataAccess.Client.OracleException The provider is not compatible with
the version of Oracle client bei Oracle.DataAccess.Client.OracleInit.Initial
ize()"
Is there anybody that can help me?
thanks,
Carsten

You need to run the installer to install ODP.NET on the target machine. Simply copying a few files is not good enough (at least not until we support xcopy instant client).

Oracle.DataAccess.Client.OracleException - How do I look up error numbers?

We are getting an intermittent error that doesn't help much and I would like to read up on the error to figure out what to do to fix it. Do any of you know how or where to look up error numbers for this? The error we are getting is: Oracle.DataAccess.Client.OracleException Data provider internal error(-3000)
I have searched www.Oracle.com and done a Google search and the only hit I get is a similar error (error(-3001) for them) that has to do with connection pooling. They didn't get a solution to their post. There are no reference links that come back on my searches.
So, can you help?

Hi,
-3000 means something bad happened internally in the provider. It's a catchall "you should never get here" error. As such, it's usually something the ODP team needs to fix, as opposed to something you can fix in your code.
My best suggestion is to make sure you're using the latest and greatest provider and see if it still occurs. If it still occurs on current versions, you'll probably want to open up a SR with support, enable tracing to generate a "mini dump" when the behavior occurs, and have the dump analyzed.
Cheers,
Greg

Error :"The provider is not compatible with the version of Oracle client"

Hi guys!
I'm facing this problem:
When my .Net application tries to access the DB, I get this error message above.
The application is into the same machine of DB and the operational system is Windows Server Enterprise 64 bits.
I'm comparing to another machine that has the same scenario but runs in Windows Vista 64 bits. This problem doesn't happen and I can normally access the DB.
The both database versions are 10g Release 2 (10.2) and all components from Oracle Database Components 10.2.0.2.21 are installed as the containing bellow:
-Oracle Data Provider for .NET 1.x 10.2.0.2.20
-Oracle Data Provider for .NET 2.0 10.2.0.2.20
-Oracle Developer Tools for Visual Studio .NET 2003 10.2.0.2.20
-Oracle Developer Tools for Visual Studio 2005 10.2.0.2.20
-Oracle Provider for OLE DB 10.2.0.2.20
-Oracle Objects for OLE 10.2.0.2.20
-Oracle Services For Microsoft Transaction Server 10.2.0.1.0
-Oracle Net 10.2.0.1.0
-Oracle Universal Installer 10.2.0.2.0
Oracle.DataAcces.DLL is 2.102.2.20 and it is reference in my .Net app (that is published and located into IIS).
These are the Oracle assemblies installes in 'C:\Windows\Assembly':
Windows Vista Machine:
ASSEMBLY NAME VERSION CULTURE PUBLIC KEY TOKEN PROCESS ARCHITECTURE
Oracle.DataAccess 10.2.0.100 Neutral 89b483f429c47342
Oracle.DataAccess 1.102.2.20 Neutral 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 pt-BR 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 it 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 fr 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 es 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 de 89b483f429c47342
Oracle.Management.Omo 2.102.2.20 Neutral 89b483f429c47342 x86
Oracle.VsDevTools 2.102.2.20 Neutral 89b483f429c47342 x86
Policy.10.1.Oracle.DataAccess 1.102.2.20 Neutral 89b483f429c47342
Policy.10.2.Oracle.DataAccess 1.102.2.20 Neutral 89b483f429c47342
Windows Server Machine:
ASSEMBLY NAME VERSION CULTURE PUBLIC KEY TOKEN PROCESS ARCHITECTURE
Oracle.DataAccess 10.2.0.100 Neutral 89b483f429c47342
Oracle.DataAccess 1.102.2.20 Neutral 89b483f429c47342
Oracle.DataAccess 2.102.2.20 Neutral 89b483f429c47342 x86
Oracle.DataAccess.resources 10.2.0.100 pt-BR 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 zh-CHT 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 zh-CHS 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 ko 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 jp 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 it 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 fr 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 es 89b483f429c47342
Oracle.DataAccess.resources 10.2.0.100 de 89b483f429c47342
Policy.10.1.Oracle.DataAccess 1.102.2.20 Neutral 89b483f429c47342
Policy.10.2.Oracle.DataAccess 1.102.2.20 Neutral 89b483f429c47342
Policy.9.2.Oracle.DataAccess 10.2.0.100 Neutral 89b483f429c47342
Policy.9.2.Oracle.DataAccess 1.102.2.20 Neutral 89b483f429c47342
What should I check and do to solve this problems?
Thanks for help,
Anderson

Hi,
Often the error "The provider is not compatible with the version of Oracle client" is raised when the unmanaged dll OraOpsX.dll can't be found, can't be loaded, or is the wrong version. For version 10.2.0.x of ODP.NET and .NET Framework 2.x the file should be called "OraOps10w.dll" and should be found in the %ORACLE_HOME%\bin directory.
Since the ODAC pieces are installed on the same host as the database, are they in a separate Oracle Home or the same Oracle Home as the database software? If there are multiple Oracle Home directories, which one is in the system path first?
I would start with verifying the version of OraOps10w.dll and the system path on the server. You might also confirm that the Oracle Home directory (and everything under it) has the following permissions for Authenticated Users:
- Read & Execute
- List folder contents
- Read
Regards,
Mark

'The provider is not compatible with the version of Oracle client' exceptio

Hi
I installed ODAC-11.1.0.7.10 Beta on my development system and developed a .net application which uses Oracle.DataAccess.dll to connect to Oracle10g database.
the application is working fine, means opening connection successfully when I run it from my development system. but the same application is throwing
'The provider is not compatible with the version of Oracle client' exception when I run it on my 10g database server system.
what I need to do to run the application successfully on the machine where 10g server exists?
any help is appreciated.
thanks,
harry

Hi Harry,
I am not sure why you installed 11.1.0.7.10 Beta as 11.1.0.7.20 has been released and you should not be using the beta at this time. That error message is because the dependencies being loaded by the process are the wrong version. When you deploy an ODP .NET application using 11.1.7.x, you need to make sure you deploy it to a machine where the 11.1.0.7.x dependencies are installed. My guess is if I read your poat correctly is that Oracle.DataAccess.dll version 11.1 is loaded but its finding 10.2 dependencies on the target deployment box.
HTH
Jenny

Another: The provider is not compatible with the version of Oracle client

Hi everybody,
We still have problems with the ODP dll. with our .Net development. I copied all the dlls as mentioned here: [http://splinter.com.au/blog/?p=156] and in many other posts here in the forum. The .Net development works fine on our Development PCs (WIN XP32) and on many other PCs in the company. But we still have some PCs (As well WIN XP32) that come up with the Error: The provider is not compatible with the version of Oracle client.
Has anyone an idea???
Thanks a lot for your help
Best Jan

Hi Jan,
If there has never been any Oracle Client software installed on the machines, it seems unlikely that there would be Oracle policy files and version(s) of Oracle.DataAccess in the GAC. But, yes, the CLR will look to the GAC first for loading the Oracle.DataAccess assembly. I'm not sure what Framework or Domain setting would be involved here if there is no Oracle client installed. Are the machines configured the same as far as Regional/Language settings, etc?
One thing you might be able to try is to create an application configuration file and enable ODP.NET trace in the file. This is an ODP.NET 11.1 new feature. However, it's possible the error will prevent the trace file from being created. You would create a file named YourApplicationName.exe.config and here is a sample of the minimum content to enable ODP.NET trace:
{noformat}
<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<oracle.dataaccess.client>
   <settings>
     <add name="TraceFileName" value="c:\odpnet2.trc"/>
     <add name="TraceLevel" value="1"/>
   </settings>
</oracle.dataaccess.client>
</configuration>
{noformat}
I wish I had an easy answer for you!
Regards,
Mark

The provider is not compatible with the version of Oracle client... again!

Please, please, please help me!
I get the error, "The provider is not compatible with the version of Oracle client", intermittently on my Test Server. Strangely, without restarting the server or IIS, my application suddenly decides that I don't have the right Oracle client. I don't have any such issue on my local machine even though I'm using the same Oracle 11g client from Beta 1.
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<compilation debug="true" defaultLanguage="c#">
<assemblies>
<add assembly="Oracle.DataAccess, Version=2.111.5.10, Culture=neutral, PublicKeyToken=89b483f429c47342" />
</assemblies>
</compilation>
I'm not even trying to use a 10g client with the Providers as discussed here: "The provider is not compatible with the version of Oracle client"
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The server is Win 2003. The local development machine is WinXP.
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'The provider is not compatible with the version of Oracle client error' popping up randomly

I have several asp.net pages running on an application server which generally work without issue. However I've had the Server error "The provider is not compatible with the version of Oracle client error" crop up twice seemingly randomly that affects all of my pages that interact with the DB server. A simple reboot of the application server solves the issue and the pages run again with no problems. What could be causing this problem?

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Oracle.DataAccess.Client.OracleException ORA-29875 - ODCIINDEXINSERT error

Hi,
We are migrating data into our GIS repository using an application witch uses ODP fro .NET.
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Parameters:
ResValue: [Int32]
POP_ID: [Int64]35397
PAR_ID: [Varchar2]
BLO_ID: [Decimal]836170
PAR_NUM: [Varchar2]1480296132900
geometry: [Blob]System.Byte[]
PAR_PON_ETI: [Blob]System.Byte[]
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he ODCIINDEXINSERT routine
ORA-29400: data cartridge error
ORA-14450: attempt to access a transactional temp table already in use
ORA-06512: at "MDSYS.SDO_IDX", line 161
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ORA-06512: at "SIG.PARCELA", line 479
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0.2\pt\inga\db\Command.cs:line 234
at pt.inga.db.Command.Execute(IDbConnection connection, OracleCommand command
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.cs:line 334
The error seems to be related with temporary tables manipulation, does it?
Has we didnât know what to do we try to import those parcels after dropping a spatial index over the parcelâs table and we succeed with the import.
Those any one has any ideas about this?
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Thanks in advance,
Vitor
Versions:
Client:          Oracle10g Data Provider for .NET 10.1.0.2.0
Clientâs OS:     Windows 2003 server
Server:          Oracle Database 10g Enterprise Edition Release 10.1.0.3.0 - 64bit Production
With the Partitioning, OLAP and Data Mining options
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Vitor,
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sessions etc.) might help in a better understanding/
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following:
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application
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- Ravi.

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Hope that helps a bit,
Mark

Oracle.DataAccess.Client.OracleException ORA-12154:

Hi Experts,
Please I need yours assistance.
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"************** Exception Text **************
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at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
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http://www.oracle.com/technetwork/topics/dotnet/odt-faq-085407.html#ORA-12154:_TNS:could_not_resolve_the

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I am using the 64 bit ODP and Net 2.0 SDK in a C# program which runs standalone and is also hosted by another win32 process.
When running standalone it works ok. But when being hosted by another process, I get the following exceptions thrown when i create a connection:
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INFO 2007-01-10 12:38:26,843 265ms frmCCMain LogMessage - Inner Exception The provider is not compatible with the version of Oracle client
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Yes, this sounds like you may be using the 9.2 client with ODP.NET and ASP.NET Providers for 11g. Usually, you can stop and start IIS to resolve this. IIS will then pick up that the 11g client directory is first in the Windows PATH, ahead of the 9.2 client directory, then use that for any subsequent Oracle client calls.

Oracle.DataAccess.Client.OracleException

Hi,
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try
OracleConnection conn;
conn = new OracleConnection();
conn.ConnectionString = "User Id=xxx;Password=yyy;Data Source=zzz";
conn.Open();
conn.Close();
catch(Exception ex)
Response.Write(ex.ToString());
All help greatly Appreciated,
yevy

Exact same thing happens for me, but no one here seems to want to help!
I'm wondering if their ODP.NET stuff even works at all!

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Hello,
I have an application Winforms in Visual Studio 2005 with Database Oracle 10g XE.
In my development machine are all ok.
When I put the application in client machine the exception is raised: Oracle.DataAccess.Client.OracleException.
The error occurs when the access to Oracle begin.
The client 10g XE is ok in client machine. SQL*Plus run ok into 10g XE, and work normally.
What is need to do?
Thanks by any help.

We need to know the exception message to have a chance at helping you.
Thanks
Greg

Oracle.DataAccess.Client.OracleException: The provider is not compatible

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