In this helpful article, I will discuss all about the Access warning message “Run time error ‘3464’: data type mismatch in criteria expression…” This error generally appears when a query encounters a mismatch between data types or attempting to filter out a SUBFORM when selecting a value in a combo box. It can disrupt workflow and hinder productivity. Therefore, let’s delve into this blog and learn why MS Access error 3464 occur and how to fix it effectively.
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What Causes Microsoft Access Run Time Error 3464?
Before taking any action to get rid of this error, it is important to extract the roots. Although this message typically arises when the criteria query doesn’t match the field’s data type.
So, here are the major factors:
- Using improper date formats.
- Comparing text values with numeric fields.
- Incompatible data types in linked tables/forms.
- DB file is locked.
- Corrupted Access database.
How to Fix Access ‘Data Type Mismatch in Criteria Expression Error 3464’?
To identify and troubleshoot this error, follow the below methods carefully:
Way 1- Restore from Available Backup
The MS Access error 3464 can occur due to incompatible data types or syntax error. Consequently, if you’ve previously made a backup copy of your faulty database, you can restore it effectively from available backup.
Way 2- Ensure to Correct Date Formats
As already mentioned in the causes, inappropriate date & time formats in the database can trigger this error message. Therefore, ensure to correct the date and time format to tackle this situation.
Also Read: Fixing MS Access “Could Not Delete from Specified Tables” (Error 3086)!
Way 3- Import Corrupted Database Data into a New One
Creating a new database file and importing the entire old file data into new one can help you to deal with data type mismatch in criteria expression error 3464.
Here are the steps to be followed:
- Open Microsoft Access then create a new file.
- Next, go to the File tab then Get External Data option >> Import.
- For importing the Access database, you have to click on Access.
- After that, you’ll get an external data Access Database window opened.
- Finally, go to Tables tab >> click on Select All >> OK.
Way 4- Ensure the File is Not Locked to Fix MS Access Error 3464
There might be possibility that the DB file you are trying to import might be locked or set to read-only mode. So, it is vital to check & change this mode by following the steps mentioned below.
- Go to the location where the file is stored.
- Right-click on the file >> click Properties >> General tab.
- Find the Attributes section >> uncheck the Read-only box if it’s checked.
- Now, click apply >> OK.
Way 5- Run Compact & Repair Tool
Access database file corruption can cause run time error 3464. To fix database corruption issues and solve the error, you can run the Compact Repair tool.
Follow the below instructions to use this tool:
- Open Access >> click Database Tools.
- Next, click on the Compact and Repair Database option.
- Select a corrupted database file >> then click Compact & let Access repair it.
Recommended – Use Access Repair & Recovery Tool
If you face any error or issues while handling the Access database, you can opt for an advanced Access Repair Tool. It is one of the award-winning software which is intended to repair the severely corrupt Access database .ACCDB and .MDB files with 100% integrity.
Moreover, this tool can even help you to restore records, tables, forms, indexes, modules, queries, macros, etc. Additionally, it can repair the password-protected forms & modules.
* By clicking the Download button above and installing Stellar Repair for Access (14.8 MB), I acknowledge that I have read and agree to the End User License Agreement and Privacy Policy of this site.
Also Read: Secrets to Resolving “Type Mismatch in Expression” Access Error (3615)
Frequently Asked Questions:
How Do I Fix Data Type Mismatch in Criteria Expression?
You can fix data type mismatch in criteria expression by checking the joined fields in your database queries.
What Is Data Type Mismatch Example?
Putting the number with fractions into the variable that’s expecting only an integer.
How Do I Remove an Access Database Error?
To remove a database error, try these tricks:
- Check Your Database Credentials or Server.
- Fix Corrupted DB files.
- Create a New Database and import the old file data.
What Is the Size Limit of Access Database?
2 GB (gigabytes) is the size limit of Access database.
Final Verdict
The MS Access error 3464 can be a major inopportuneness, nevertheless it’s often fixable with some quick resolutions. Above, I have stated the best techniques to solve this annoying message in no time.
Likewise, it is vital to do regular maintenance, updates, and careful data formats to prevent this error from occurring further.
Still having issues? Fix them with this Access repair tool: This software repairs & restores all ACCDB/MDB objects including tables, reports, queries, records, forms, and indexes along with modules, macros, and other stuffs effectively.
- Download Stellar Repair for Access rated Great on Cnet (download starts on this page).
- Click Browse and Search option to locate corrupt Access database.
- Click Repair button to repair & preview the database objects.
Pearson Willey
Pearson Willey is a website content writer and long-form content planner. Besides this, he is also an avid reader. Thus he knows very well how to write an engaging content for readers. Writing is like a growing edge for him. He loves exploring his knowledge on MS Access & sharing tech blogs.