When updating the charge account on one expense line item, all other expense lines change as well

Summary:

One of our auditors is having an issue when he updates the cost center or account in the accounting string on one expense line, all the other lines update to what was changed. Has anyone ever had this happen to them? If so, what was the fix?

Content (required):

When auditing an expense report, the charge account on all expense lines update to what was changed on only one line item.

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