Data mismatch type error

I'm working on a project to add up the width of rolls (WIDTH ORD) from a given parent roll identified by LENGTH. I only want to analyze parent rolls that have associated pattern numbers that are not integers. i.e. analyze rows with values 5.1, 6.2 but not 5, 6, 7 etc.

Here is my code

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Here is the error

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The error is thrown after this line

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Any ideas?

Solved: I realized I had the wrong cells pasted into the wrong columns - easy fix!