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【How-to】What is the error message displayed inside a cell when excel cannot compute a formula or a lookup
You may see a #DIV/0! error when data is not yet complete. For example, a cell in the worksheet is blank because data has not been entered, or is not yet available. You also may see the divide by zero error with the AVERAGEIF and AVERAGEIFS functions, when the criteria does not match any cells in the range.