Missing transactions in the Accrual reconciliation detail report

Summary:

There are few Purchase Orders which has been received but there aren't any invoices against them. They have been fully accounted and we can see the accrual balance in the General Ledger. However, some of these transactions does not show in the Accrual reconciliation detail report. What else do we need to check?

We have run this report with start date of business start and end date as of the date running the report.

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