The MS Access error 3146 ODBC call failed displays as a result of a faulty network connection. It occurs within the Access when setting up the associated database on an additional PC. This runtime error typically stipulates that there was a problem with an ODBC connection or an SQL query being performed. However, the most important thing is how to fix it.
Well, in this blog, we will delve into the intricacies of the ODBC call failed 3146 error, discovering its origins, and quick strategies to get rid of it.
What is Error 3146 On ODBC Call Failed Run Time Access?
When Microsoft Access tries to enter the SQL Server 2000 database with the help of the ODBC connection, it displays an Error 3146- ODBC Call Failed. The database has been set as a source of data for the system with the driver of SQL Server. Hence, on launching the .mdb application database could be attached and results are fetched. But while populating data on the combo box, it shows this error.
On the other hand, we can say, that the SQL server cannot return any number for a statement due to performing a wrong query, it can display this error.
Can MS Access VBA ODBC Error 3146 Lead to Potential Data Loss?
No, this Access VBA runtime error does not lead to potential data loss. However, it is vital to address it promptly to prevent from data integrity or corruption issues.
But before trying any troubleshooting steps to address this perplexing warning message, it is recommended to back up your database file and its object to avoid a data loss scenario.
Major Factors for This Error
This error can cause due to various reasons, including network problems, or SQL query errors. besides there are some other reasons as well, they are as follows:
- Invalid Data Source Name (DSN)
- Due to Incorrect Connection String or Network Issues
- Corrupted Access DB file
- Database Server Downtime
- Permission Issues
- Disabled “Connection Pooling” option
- Inappropriate ODBC credentials
- Issues with SQL Syntax
- ODBC Driver Issues
- Server Configuration.
How to Resolve MS Access Error 3146 ODBC Call Failed?
Follow the below step-wise methods carefully to troubleshoot error 3146 ODBC call failed. But before that check if a backup of the file is available or not to restore, if not then try the below fixes.
Method 1- Check ODBC DSN Configuration
The very first solution that you have to try to tackle the situation is to check if ODBC Data Source Name (DSN) is properly configured. To verify this, you have to:
- Type Control Panel in the search box & open the first result.
- Then, go to “Windows Tools” >> “ODBC Data Sources“.
- Now, you will see the DNS list >> click on DSN that you need to test.
- Next, click on “Configure” option to view the configurations for the DSN.
- After that, click on “Test Connection” button to complete the process.
Method 2- Remove ODBC 1.x Driver Manager
Another way to fix this issue is to remove the ODBC 1.x Driver Manager (Odbc.dll) and replace it with ODBC 2.x Driver Manager (Odbc.dll) in the primary path.
Method 3- Verify the Database Connection
Whenever the running database server faces downtime, you’ll encounter various issues, including the ODBC call failed 3146 error. In such a situation, you will have to ensure that the target SQL server is running & accessible from a device where Microsoft Access is installed.
Method 4- Check VBA Code
Occasionally, an ODBC call failed error in Access is generated if the connection string in a VBA code does not match to configuration of an external data source. However, you can easily overcome such a situation by checking and correcting the VBA code.
To do so, follow the below steps:
- Launch MS Access database >> click on the Database Tools.
- Next, go to the Visual Basic.
- Now, the Microsoft Visual Basic for Application editor will open.
- In the displayed editor window, ensure the connection string syntax you are using is correct. Also, check the queries & references in the VBA code.
Method 5- Check Permissions
Sometimes, it happens that the lack of necessary permissions to access the external database can lead to runtime error 3146. In that case, you have to ensure that the user account that is used by Microsoft Access has the required permissions to access the database, this includes both read & write permissions.
Method 6- Perform System Restore
By performing a system restoration process, you can troubleshoot the ODBC call failed 3146 error in Access. Follow these steps to do so:
- Ensure to run your system as an administrator.
- Click on Start button >> go for the All Programs, Accessories, System >> click System Restore.
- Then, click on “Restore my machine to a previous time” >> NEXT.
- locate the restore point within the list of “select a restore date” >> click Next >> Next button.
- Once restoration is completed, restart your PC.
Method 7- Ensure to Update the MS Access
Many users have reported that they have received ODBC -call failed error in Access due to running an outdated version of Access application. Therefore, ensure that your Microsoft Access is up to date. Microsoft occasionally releases updates that might include bug fixes & improvements. To know the complete steps to update Access, Visit Here.
Method 8- Turn ON ODBC Pooling Settings
In the ODBC driver, if the “Connection Pooling” feature is disabled then it can hinder database connections or cause the ODBC connection to fail. All you need to do is to open the ODBC data source as an administrator and ensure to turn ON Connection Pooling.
Here are the complete steps:
- Go to Start >> Type Control Panel in the search bar >> Open the result.
- Under Control Panel window, click & open Windows Tools.
- Now, locate and double-click on ODBC Data Source (64-bit).
- Then, click on Connection Pooling tab >> tick mark the checkbox “Enable ODBC connection Pooling PerfMon counters for troubleshooting” >> hit OK.
Method 9- Verify the ODBC Credentials to Fix MS Access ODBC Call Failed 3146 Error
Many times, ODBC connection displays errors due to mismatched credentials. You may be receiving Access error 3146 due to incorrect ODBC credentials. So, simply modify the credentials of ODBC to overcome the problem.
Follow the below instructions carefully:
- Launch Access database >> go to the External Data tab >> click ODBC Database.
- Under the Get External Data window, you have to click on “Link to the data source by creating a linked table.”
- Under the next window, choose Machine Data Source >> hit New button.
- Now, click on the SQL Server under Create New Data Source box >> click on Next >> Finish.
- In the next displayed window, authenticate the login details >> click Next.
Method 10- Repairing the Corrupt Database
The ODBC call failed 3146 error in Microsoft Access occurs due to database corruption. In such a case, you can use Access’s Compact & Repair tool to compact and repair the database.
Here are the complete steps:
- Open the Access application.
- Go to the File >> Info.
- Find & click on the Compact & Repair Database option.
Automated Solution: Fix Access Database Corruption
If all the above-mentioned solutions do not help to fix MS Access VBA ODBC error 3146, I would suggest opting for a third-party tool that solves any sort of MS Access-related error that has occurred due to database corruption. The best available tool for this purpose is MS Access Repair and Recovery Tool.
This software not only fixes errors but also fixes the .mdb files or .acccdb files and recovers the data from your corrupted MS Access database. You can also restore the indexes, tables, queries, and relations very easily by using this tool.
Steps To Fix MS Access Error 3146
What Is the Full Form of ODBC in DBMS?
The Open Database Connectivity is the full form of ODBC in DBMS.
Are There Alternative Databases to MS Access?
Yes, various user-friendly alternatives to Access offer robust database management abilities. Such as MS SQL, Oracle, etc.
What Is ODBC Driver Used For?
An ODBC driver is used by Microsoft applications to access the data in Database Management Systems by using SQL as a standard for accessing data.
When Should I Seek Professional Help for Error 3146?
If none of the troubleshooting steps mentioned in this blog work for you, it is advisable to contact IT support or professional help.
By following the fixes listed above, you can surely resolve MS Access error 3146: Run-time 3146 ODBC Call Failed. Do try all the solutions and let us know whether those solutions worked for you or not.
Besides, if you are facing any other issue in your access database, feel free to ask your queries on our social accounts like Twitter.