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    Solved.<br>
    For future ref the correct way is <br>
    <br>
    "--color=CANVAS#000000", <br>
    <br>
    <br>
    <div class="moz-cite-prefix">Martin skrev den 2015-08-13 19:51:<br>
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    <blockquote cite="mid:55CCD935.30006@swetech.se" type="cite">
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      Yes i tested both those option it generates the same error <br>
      <br>
      <br>
      problem generating the graph: unknown option '--color
      CANVAS#000000'<br>
      <br>
      <div class="moz-cite-prefix">Petteri Matilainen skrev den
        2015-08-13 19:48:<br>
      </div>
      <blockquote cite="mid:55CCD873.4080000@gmail.com" type="cite">On
        13.8.2015 20:43, Martin wrote: <br>
        <blockquote type="cite">Hello could someone tell me why i get
          this error from the perl script <br>
          below? <br>
          <br>
          ERROR: problem generating the graph: unknown option '--c
          CANVAS#000000' <br>
          Done! <br>
          <br>
          <br>
          <br>
          #!/usr/bin/perl <br>
          <br>
          use RRDs; <br>
          <br>
          my $cur_time = time(); <br>
          my $start_time = $cur_time - 86400;     # set end time to 24
          hours ago <br>
          <br>
          RRDs::graph "/var/www/ta/ta_temp.png", <br>
                                   "--start= $start_time", <br>
                                   "--end= $cur_time", <br>
                                   "--title= Temperatur givare på Casa
          de Padda", <br>
                                   "--height= 300", <br>
                                   "--width= 500", <br>
                                   "--vertical-label= °C", <br>
                                   "--c CANVAS#000000", <br>
                                   "--c BACK#000000", <br>
                                   "--c FONT#FFFFFF", <br>
          "DEF:TerrariumLeft=/home/pi/rrddata/TA_temp.rrd:TerrarieV:AVERAGE",

          <br>
                                   "COMMENT:\t\t\t\t\tNu     Medel   
          Max Min\\n", <br>
                                   "HRULE:0#0000FF", <br>
                                   "LINE2:TerrariumLeft#FFFF00:Terrarium
          <br>
          Vänster\t\t", <br>
                                   "GPRINT:TerrariumLeft:LAST:%6.1lf", <br>
                                  
          "GPRINT:TerrariumLeft:AVERAGE:%6.1lf", <br>
                                   "GPRINT:TerrariumLeft:MAX:%6.1lf", <br>
                                   "GPRINT:TerrariumLeft:MIN:%6.1lf\\n",
          <br>
          "DEF:TerrariumRight=/home/pi/rrddata/TA_temp.rrd:TerrarieH:AVERAGE",

          <br>
                                   "COMMENT:\t\t\t\t\tNu     Medel   
          Max Min\\n", <br>
                                   "HRULE:0#0000FF", <br>
                                  
          "LINE2:TerrariumRight#e65243:Terrarium Höger\t\t", <br>
                                   "GPRINT:TerrariumRight:LAST:%6.1lf",
          <br>
                                  
          "GPRINT:TerrariumRight:AVERAGE:%6.1lf", <br>
                                   "GPRINT:TerrariumRight:MAX:%6.1lf", <br>
                                  
          "GPRINT:TerrariumRight:MIN:%6.1lf\\n", <br>
          "DEF:Akvarium=/home/pi/rrddata/TA_temp.rrd:Akvarie:AVERAGE", <br>
                                   "COMMENT:\t\t\t\t\tNu     Medel   
          Max Min\\n", <br>
                                   "HRULE:0#0000FF", <br>
                                  
          "AREA:Akvarium#0000FF80:Akvarium\t\t\t", <br>
                                   "GPRINT:Akvarium:LAST:%6.1lf", <br>
                                   "GPRINT:Akvarium:AVERAGE:%6.1lf", <br>
                                   "GPRINT:Akvarium:MAX:%6.1lf", <br>
                                   "GPRINT:Akvarium:MIN:%6.1lf\\n"; <br>
          <br>
          my $err=RRDs::error; <br>
          if ($err) {print "problem generating the graph: $err\n";} <br>
          <br>
          print "Done!\n" <br>
          <br>
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        </blockquote>
        <br>
        Hi, <br>
        <br>
        I believe you have to use -c CANVAS#000000, or --color
        CANVAS#000000. Same goes for the other color definitions too. <br>
        <br>
        regards, <br>
        <br>
        PM <br>
        <br>
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        <br>
      </blockquote>
      <br>
      <div class="moz-signature">-- <br>
        <b>Best Regards Martin</b><br>
        <b>MF SweTech</b><br>
        Phone +46 (0)701061891<br>
        Email <a moz-do-not-send="true"
          class="moz-txt-link-abbreviated"
          href="mailto:martin@swetech.se">martin@swetech.se</a><br>
        site <a moz-do-not-send="true" class="moz-txt-link-abbreviated"
          href="http://www.swetech.se">www.swetech.se</a><br>
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    </blockquote>
    <br>
    <div class="moz-signature">-- <br>
      <b>Best Regards Martin</b><br>
      <b>MF SweTech</b><br>
      Phone +46 (0)701061891<br>
      Email <a class="moz-txt-link-abbreviated" href="mailto:martin@swetech.se">martin@swetech.se</a><br>
      site <a class="moz-txt-link-abbreviated" href="http://www.swetech.se">www.swetech.se</a><br>
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