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<font color=red>no implicit conversion of nil into String</font>
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/home/www/www/doi/cgi-bin/ss.pl:134:in `+'
/home/www/www/doi/cgi-bin/ss.pl:134:in `bodyinit'
/home/www/www/doi/cgi-bin/ss.pl:241:in `main'
/home/www/www/doi/cgi-bin/ss.pl:1388:in `<main>'
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