Hi! I use galaxy 2.2 I extract all snps from snp125 (whole genome, hg17, i use ucsc browser main - UCSC: snp125 (genome) 2,771,857 regions, format: bed, database: hg17 ) and filter on expression: int(c3) - int(c2) == 1 I get an error: "An error occurred running this job: Code for line in file(inp_file): line = line.strip() if line and line[0] != '#': c1, c2, c3, c4, c5, c6 = line.split('\t') c1, c2, c3, c4, c5, c6 = str(c1), float(c2), float(c3), str(c4), float(c5), str(c6) if int(c3) - in" radek --- Radek Szklarczyk, radek@cs.vu.nl, www.cs.vu.nl/~radek