Formula Errors

Fix #SPILL Errors When Linking Excel Tables in Excel for the Web

Maira Mehtab Sep 20, 2026 868 views

Question details

The user needs to resolve #SPILL! errors that occur when expanding linked tables across different sheets, compounded by worksheet protection issues.

Product: Excel for the Web
Device & OS: not provided
Scenario: Linking data between a Master sheet and a Working sheet in a protected SharePoint Online workbook.
Observed behavior: Expanding the Master table results in #SPILL! errors, and worksheet protection restricts the linked cells from updating or expanding properly.

Before you start

Ensure you have sufficient edit permissions for the SharePoint Online workbook and temporarily unprotect the worksheet so you can safely modify the linked formulas.

Solution 1Recommended

Replace Table-Name References with Worksheet References

Modify your formulas to use standard worksheet range references instead of structural table names to prevent dynamic array conflicts.

Dynamic array formulas can sometimes conflict with Excel Table structures, especially in browser-based environments. Converting structural references back to standard ranges often bypasses these calculation limits.

Unprotect the Worksheet

Navigate to the 'Review' tab on the ribbon and click 'Unprotect Sheet' so you can edit the formula cells.

Locate the Formula

Select the cell in the Working sheet that is currently returning the #SPILL! error.

Modify the Reference

Change the table name reference (e.g., =MasterTable[Column1]) to a direct worksheet range reference (e.g., =MasterSheet!A2:A100).

Apply and Test

Press Enter to apply the formula and check if the data populates without triggering a #SPILL! error.

Best Practice: Using standard range references is generally more stable when dealing with dynamic arrays across protected sheets.

Solution 2

Implement an Index Column for Data Retrieval

Create a unique index column in your Master sheet to fetch data row-by-row instead of relying on a single spilling array.

Solution 3

Contact Microsoft 365 Administrator

Escalate the issue to a system administrator if #SPILL errors persist due to complex SharePoint permission or workbook protection issues.

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Frequently Asked Questions

What causes a #SPILL error in Excel?

A #SPILL error occurs when a dynamic array formula attempts to output multiple results, but the destination range is blocked by existing data, merged cells, or worksheet protection.

How does worksheet protection affect dynamic arrays?

If a dynamic array formula needs to spill results into adjacent cells that are locked and protected, Excel cannot overwrite those cells, which triggers a #SPILL! error.

Can I use dynamic arrays inside regular Excel Tables?

Currently, dynamic array formulas are not fully supported directly inside regular Excel Tables. Attempting to use them within a table's structure often results in #SPILL! errors.

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