lidaof wrote: > Hi,all > > i write a script to analyze the NCBI-blast output > i use bioperl 1.5.2_100 > i encountened some wrong > it says: > Argument "1e" isn't numeric in numeric comparison (<=>) at > /usr/lib/perl5/site_perl/5.8.5/Bio/SearchIO/blast.pm line 661, Can you send me a blast output that causes this problem please? Cheers, Sendu.