ERROR_INVALID_PERIOD.............. Invalid period specified in the file.

Summary

Loaded Data into FDMEE, the log file has the error, "ERROR_INVALID_PERIOD.............. Invalid period specified in the file."

Content

Looking for what I am missing. I am setting up data management to load ERP Fusion GL data into ARCS. The rule completed and data is in staging table. However, looking at the log file and it has the following"

BLANK............. Line is blank or empty. 
NN................ Non-Numeric, Amount field contains non numeric characters.
TC................ Type Conversion, Amount field could not be converted to a number.
ZP................ Zero Suppress, Amount field contains a 0 value and zero suppress is ON.