<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><div class="gmail-gE gmail-iv gmail-gt" style="padding:20px 0px 0px;font-size:0.875rem;font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif"><span style="font-family:verdana,sans-serif;font-size:small">I don't think they should differ and in my result, they don't. But it still generates this </span>error<span style="font-family:verdana,sans-serif;font-size:small">. </span><br></div><div class="gmail-" style="font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:medium"><div id="gmail-:6s5" class="gmail-ii gmail-gt gmail-adO" style="font-size:0.875rem;direction:ltr;margin:8px 0px 0px;padding:0px"><div id="gmail-:6s6" class="gmail-a3s gmail-aXjCH" style="overflow:hidden;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:small;line-height:1.5;font-family:Arial,Helvetica,sans-serif"><div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif">I am not sure why I see this error when sp1 and sp2 are equal.</div></div></div></div></div></div></div><br></div>