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  • mxr1895
    Junior Member
    • Feb 2012
    • 6

    #1

    SSPACE_Basic_v2.0.pl bug?

    Hi,
    I've been trying to extend a denovo yeast assembly using SSPACE. Ive got a ~5000 contig de novo assembly (454+illumina data) that I want to scaffold using illumina PE data ( 123708624 reads, 100bp, trimmed to 30bp on one file).

    $/SSPACE_Basic_v2.0.pl -l F15.library -s F15_out.padded.fasta -x 1 -T 6 -m 28 -o 15 -k 7 -a 0.5 -n 10


    I get an the following error:
    =>Fri May 24 14:35:25 2013: Mapping reads to contigs. Reading bowtie output and pairing contigs

    =>Fri May 24 14:35:42 2013: Building scaffolds file

    =>Fri May 24 14:35:42 2013: Merging contigs and creating fasta file of scaffolds
    Quantifier follows nothing in regex; marked by <-- HERE in m/* <-- HERE TCT*CGA*A*GGCATAT*AGTTGAAGTATCTCTATT/ at /home/mron003/Programs/SSPACE-BASIC-2.0_linux-x86_64/SSPACE_Basic_v2.0.pl line 447, <IN> line 68.

    Playing around with the input read files I found the following:
    -the program runs fine if I subset my input fastq files to <= 4247288 lines
    -different sizes of input fastq larger than 4247288 result in the same error type but they differ in the sequence of the error, the SSPACE_Basic_v2.0.pl line #, and the <IN> line #

    any help would be much appreciated.
    Cheers,

    Miguel

    Miguel
  • bionet
    Junior Member
    • Jan 2013
    • 2

    #2
    Just another related question
    in the same script I got this message:
    for each library cannot stat initial working directory for <Dir> at SSPACE_Basic_v2.0.pl line 303
    where <Dir> has the path of the directory I am using.
    Any ideas what might be happening? I run SSPACE v2.0 before but haven't encounter this message before.
    thx

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