Excel ISERR Function

This Excel Tutorial demonstrates how to use the Excel ISERR Function in Excel to test if a cell results in an error (excluding #N/A), with formula examples.

ISERR Function Description:

The ISERR Function Test if cell value is an error. Ignores #N/A. Returns TRUE or FALSE.

Formula Examples:

iserr function examples

Example Formula Result
Blank =ISERR(C5) False
Text =ISERR(C6) False
Number =ISERR(C7) False
#N/A Error =ISERR(C8) False
Other Error =ISERR(C9) True

Syntax and Arguments:

The Syntax for the ISERR Formula is:

Function Arguments ( Inputs ):

value – The test value

Additional Notes

Enter the cell reference.

ISERR ignores #N/A when testing if a cell value contains an error (returns FALSE). Use the ISERROR Function if you want to count #N/A as an error (return TRUE).

ISERR Examples in VBA

You can also use the ISERR function in VBA. Type:
For the function arguments (value, etc.), you can either enter them directly into the function, or define variables to use instead.

Return to the List of all Functions in Excel

How to use the ISERR Function in Excel:

To use the AND Excel Worksheet Function, type the following into a cell:
After entering it in the cell, notice how the AND formula inputs appear below the cell:
iserr formula syntax
You will need to enter these inputs into the function. The function inputs are covered in more detail in the next section. However, if you ever need more help with the function, after typing “=ISERR(” into a cell, without leaving the cell, use the shortcut CTRL + A (A for Arguments) to open the “Insert Function Dialog Box” for detailed instructions:
how to use the iserr function in excel

For more information about the ISERR Formula visit the
Microsoft Website.

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