we are receiving the message Exception Reason : The Generate Accounting Events program is processing

we are receiving the message below when running the EXC: Transaction Exception Details by PA Period.  Any ideas why we are receiving this?

      Exception Reason : The Generate Accounting Events program is processing the line

Except as noted, all amounts are shown in USD

Expnd Expenditure Functional ---- Transaction ----

Employee/Supplier    Project    Task Expnd Type   Item Date Batch Name Quantity Unit Amount Curr           Amount

-------------------- ---------- ------ ------------ --------- -------------- ---------- ----- --------------- ----- ---------------

255.111.92 133210 Conversion-  29-JUN-14 NGGP KM AFE -451865.59 Curre    (451,865.59) USD      (451,865.59)

97.010005 Other Transfer ncy

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Sub-total for transaction currency: USD (451,865.59)

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Total amount : (451,865.59)