Alegria, Luis wrote: > Hi, > > I'm trying to generate my own graphs using php, but I get nothing. can anyone shed a light. Here goe the code. > $command="c:\\rrdtool\\rrdtool.exe graph graphs/test.png -s -6h -a PNG -A -M -L 4 -z -E -N -F --base=1000 You're instructing rrdtool to write the graphs to 'graphs/test.png', not the specified graph file. Dan