<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">Dear Rivet experts</div><div class=""><br class=""></div><div class="">I am using yodamerge to merge several yoda files (actually it is 1000 or so),</div><div class="">to get reasonable statistics in a reasonable computing time.</div><div class="">Sometimes I obtain strange results, like in the plot below,</div><div class="">where the normalization is completely off.</div><div class="">I am using Rivet 2.4.0, but a similar problem I had with Rivet 2.2.0.</div><div class=""><br class=""></div><div class="">Any idea what this could be ?</div><div class=""><br class=""></div><div class="">Since I am merging 1000 yoda files, it's hard to tell whether it comes from one </div><div class="">specific file.... however, all jobs finished without error...</div><div class=""><br class=""></div><div class="">Thanks a lot</div><div class="">Cheers</div><div class="">Hannes</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><img height="421" width="467" apple-width="yes" apple-height="yes" apple-inline="yes" id="A2065C39-014B-490A-94B0-BC6918BB37A0" src="cid:806458E3-E5AB-4392-B875-D8AE51E591C3@ua.ac.be" class=""><br class=""><div apple-content-edited="true" class=""> ***********************************************************************<br class="">Hannes Jung <br class="">Email: <a href="mailto:Hannes.Jung@desy.de" class="">Hannes.Jung@desy.de</a> <br class="">mobile :+49 40 8998 93741<br class=""><a href="http://www.desy.de/~jung" class="">http://www.desy.de/~jung</a> <br class="">Tel: +49 (0) 40 8998 3741 <br class="">Fax: +49 (0) 40 8994 3741<br class="">DESY, CMS 01B/02.213<br class="">Notkestr.85, 22603 Hamburg, FRG <br class="">***********************************************************************<br class=""><br class=""><br class=""> </div> <br class=""></body></html>