Hi, The jobs you submitted to MG-RAST have failed due to the entry having ID 'Empty' which does not have a sequence attached. e.g. for 3949:

scu|FishHealGutKentSTVir20060504_15476 AATATGAAATAAAAATATTATAAGGAATAATAATGGGAAAAATAGTTTTTATAGATGATAATTTTAGTAGTCTTACATTGAAAGAATGTTTAGAAGAAAGTCAAGGTGAAATTTCACAAGTAG Empty

scu|FishHealGutKentSTVir20060504_37689 TCTATCATTTGTTTTTCCTTTGTGTTAAAAATTCTATCATTTTTTAACTAATTTTATTATATCACTAAATTTTTTAAAGTAAAATATTTGTTATAATAT

Please edit your sequence files to remove these sequences and resubmit the jobs to MG-RAST. Regards, Mark D'Souza -- for the MG-RAST team [email protected] http://metagenomics.nmpdr.org/