NETFILE - "You have an amount of lump-sum pension
accrued to December 1971."
You have received this message because you have entered an
amount in box "(110) DPSP accrued to December 31,
1971" in the section "Pension income, T4A, split
pension" - >"T4A - Pension, retirement, annuity
and other income".
You cannot use NETFILE to file your tax return if you are
reporting a lump-sum pension income accrued to December 31, 1971.
This is a CRA restriction:
http://www.netfile.gc.ca/rstrctns-eng.html
ID: 20131028155612NI.xml
Webpage: KPA210-20131028155612NI.htm