[rrd-users] Re: duplicate variable error message

[Alex van den Bogaerdt]

On Thu, Jan 29, 2004 at 10:57:00AM +0100, Håkan Lindholm wrote:

> larrd-grapher.cgi: duplicate variable 'qrate' at /app/apache/cgi-bin/larrd-grapher.cgi line 1503.
> 
> Line 1503 is simply "die $RRDerr if $RRDerr;"
> 
> >From rrdtool-1.0.41/src/rrd_xport.c:
> 
> 	    /* checking for duplicate DEF CDEFS */
> 	    if(find_var(&im,im.gdes[im.gdes_c-1].vname) != -1){
> 		im_free(&im);
> 		rrd_set_error("duplicate variable '%s'",
> 			      im.gdes[im.gdes_c-1].vname);
> 		return -1; 
> 	    }	   
> 
> 
> 
> What I's searching for is some example rrdtool command line that would trigger this.

take any RRDtool grapher script, duplicate the first line with
"DEF" in it et voila, you're on.

HTH
Alex
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