Did you ever fix this? I am getting it too, on two consecutive fresh installs of Raspbian on the RPi2.

Thank you for your reply! I also found recovery.cmdline in the NOOBS zip file, leading me to assume it only existed pre-installation. What you're saying is that after installation of OS(es), it is put in a separate partition, and can still be accessed by opening/mounting the "RECOVERY" labeled parti...

I've seen it referred to, but I cannot seem to figure out where it should be.

A system-wide search for "recovery.cmdline", which is the file I am looking for, returns nothing.

Any hints appreciated!