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history: Badly formed number

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# 1  
Old 01-27-2010
Question history: Badly formed number
% history clean
history: Badly formed number. Smilie

% echo $0
/usr/local/bin/tcsh

% uname
SunOS

% grep -e "hist" .tcshrc.user
set history=90
set savehist=80

Please suggest what could be the problem here. Thanks in advance.
# 2  
Old 01-27-2010
The history command does not take arguments like "clean"

you can try
Code:
history 7

for example... but it is expecting a number....

hence the usage message.

Have a look at the man page for more info, and have a ply with the options..:

Code:
man history

HTH
Last edited by pludi; 01-27-2010 at 12:13 PM..
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