Syntax: UnloadMacros
Abbreviation: UM
frees the macro cache list. After this command, the Macro
command will be forced to search for the file containing the macros it has to
play.
UnloadMacros is especially useful if you are experimenting with a macro
bound to some keystroke, and you are interactively modifying it and playing it.
UnloadMacros forces ne to look for the newer version available.