CopyRunningToStartup FAILS?? How can that be?

I have tried to get rid of some differences in the startup and running configs but I only receive errors. Here is the output regarding the error I receive.

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copy startup-config tftp
01SCMRTR01#copy startup-config tftp
Address or name of remote host []? 10.1.29.176
Destination filename [01scmrtr01-confg]? 2_ConfigFile.txt
!!
3957 bytes copied in 0.272 secs (14548 bytes/sec)
01SCMRTR01#

Entered into the enable login mode successfully.
copy running-config tftp
Address or name of remote host []? 10.1.29.176
Destination filename [01scmrtr01-confg]? 2_ConfigFile.txt

Entered into the enable login mode successfully.
copy running-config startup-config
!!
3957 bytes copied in 5.208 secs (760 bytes/sec)
01SCMRTR01#copy running-config startup-config
Destination filename [startup-config]?

Entered into the enable login mode successfully.
copy startup-config tftp
%Error copying nvram:copy (Invalid argument)
01SCMRTR01#