Excel Error Codes

Fix Excel Table Rename Error: This Name Already Exists

Chanuka GeekiyanageChanuka Geekiyanage Nov 2, 2026 869 views

Question details

The user encounters a 'This name already exists' error when attempting to rename a table back to its original name, despite no duplicate tables being visible in the workbook.

Fix Excel Table Rename Error: This Name Already Exists
Product
Excel
Device & OS
not provided
Scenario
Reverting an Excel table to its previous name after a temporary change.
Observed behavior
Excel incorrectly reports that the name is already in use, blocking the user from applying the original table name.
Before you start

Before proceeding, ensure you have saved any recent edits in your workbook, as resolving this cache issue requires closing and fully restarting the application.

Solution 1Recommended

Save and Restart Excel to Clear the Name Cache

Excel often retains previously used table names in its internal memory temporarily. Restarting the application flushes this cache and allows the name to be reused.

This error frequently occurs in newer versions of Excel when a table is renamed and then quickly changed back. The application fails to release the original name from its active session memory, causing a false conflict.

1
Save your workbook

Press Ctrl + S or click the Save icon in the top-left corner to ensure your progress is kept.

2
Close the application

Close Excel completely. Ensure there are no hidden or minimized workbook windows still running in the background.

3
Reopen and rename

Reopen Excel, load your workbook, select any cell inside your table, and navigate to the Table Design tab. Type your desired name into the Table Name box on the far left and press Enter.

Save and Restart Excel to Clear the Name Cache
Quick Resolution: A simple restart is usually enough to resolve this specific caching conflict and restore normal table renaming functionality.
Rename Tables Seamlessly

Manage and Rename Tables Easily in WPS Spreadsheet

Avoid persistent caching issues by managing your tables and named ranges in WPS Spreadsheet. WPS offers a clean, bug-free environment for organizing your data with full compatibility for your existing workbooks.

  1. 1. Open Your Workbook in WPS: Launch WPS Spreadsheet and open the .xlsx file where you need to manage your tables.
  2. 2. Access the Name Manager: Navigate to the Formulas tab and click on Name Manager to review all active names and ensure no conflicts exist.
  3. 3. Rename the Table: Select your table, navigate to the Table Tools tab, and seamlessly enter your new name in the Table Name input box without cache errors.
Fully compatible with Microsoft Excel (.xlsx) formatsIntuitive Table Design tools to format and rename tables instantlyBuilt-in Name Manager to track, edit, and safely delete named rangesLightweight architecture that prevents frustrating memory caching bugs
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Frequently Asked Questions

Why does Excel say a name exists when I cannot see it in my worksheet?

This usually happens because Excel stores the previous table name in its internal cache temporarily. Additionally, the name could be tied to a hidden named range, which can only be viewed by opening the Name Manager under the Formulas tab.

How do I access the Name Manager to delete duplicate names?

To access the Name Manager, navigate to the Formulas tab on the top ribbon and click on the 'Name Manager' button. From there, you can view, edit, or delete any named ranges or tables that are causing conflicts.

Are table names case-sensitive in Excel?

No, Excel table names and named ranges are not case-sensitive. Attempting to name a table 'Sales' when a table named 'sales' already exists will trigger a 'This name already exists' error.