This error may occur in the following situations:

• You have tried to use Inverse method with a  singular matrix.

To solve this problem

Use error trapping to detect a singular matrix.

Example

On Error Resume Next
Set B = A.Inverse
If Err.Number = 1306 + vbObjectError Then
    'put your error handling code here
    Debug.Print "Singular Matrix"
End If    

See Also

Inverse Method