Hi, I am running what I think is regular NCBI blast from the blast toolbox. I am using blastall with the '-a 4' option on a xeon machine. I see the 'bug' [blastall] ERROR: ncbiapi [000.000] lcl|...: BioseqFindFunc: couldn't uncache for which google turns up the following page... http://mpiblast.lanl.gov/README-1.2.0.html Also turns up one page from someone reporting the bug on pdb-l (with no replies)... http://vivaldi.bio.bnl.gov/asda/bb/archive/pdb-l/pdb-l.200301/1271.html Significantly he is running 'in cluster'. Basically I would like to know if I am or could be running mpiBLAST without knowing it, and all these bugs traceback to mpiBLAST, or if mpiBLAST is reporting (in the web page above) a bug which traces back to BLAST on multi CPU archetecture. I get "blastall 2.2.8". Anybody know if this 'bug' is serious? Can I ignore it? FYI here are some of the ~100 sequences which repeatedly throw up this fault... >lcl|6812 unnamed protein product DKDVAKRLAEFAGIPVAPYRVLTRKAFRVSSLAKAVEGLSLPVFVKPCNMGSSVGIHKVKTQDALEAALDDAFRYDVKVL VQQGIDAREIEVAVLEDETLFASLASELNPNAHHEFYSYEAKYLDPDGARVDLPARLDAAQMERVRSLATRVFAALECSG FARVDFFLDRTGEFCFNEINTLPGFTSISMYPKMMEASGVPYGELLSRLVDLALDRHRQRQ >lcl|2637 unnamed protein product PLITPPHIKPEWYFLFAYAILRSIPNKLGGVLALIMSILILAILPLLQTTKQRSMVFRPFSQIMFWTLTADLFTLTWIGG QPVEYAFVIIGQIASILYFSLILIIMPTVSLIENNMLKW >lcl|6213 unnamed protein product GRLRVGLLFGGRSREHEVSVVSAAAIAQAFNGDRYEVIPIYIEKDGRWRHTERVGIPEGTAPESSLWQFPAVVDTIDVWF PIVHGPNGEDGTIQGLLELMQRPYVGSGVAASAIGM >lcl|13053 unnamed protein product IISFLNKLTTSNKTPKLVKGLINKLGLSYQENTDETISFAIHKGEIFAIAGVEGNGQSQLVNLICGIEKAASNKLIFNNI DISRWSIRKRNAGISFVLEDRGLILQTVRFNTVNNQINNRSWNFLKPMEIALYSNTIIKKFDVRGSAEGSAVVRRLSGGN QQKLIIGREMTKQNDLLVLAQVTRGLDIGAIAFIHENILLAKANKAILLVSYELDEIALADTVAVINKGRIVGMGKRD >lcl|10188 unnamed protein product MGAVLINENDEVMFFNPAAEKLWGYKREEVIGNNIDMLIPRDLRPAHPEYIRHNREGGKARVEGMSRELQLEKKDGSKIW TRFALSKVSAEGKVYYLALVRDASVEMAQKEQTRQL >lcl|5266 unnamed protein product PLVTPQHIKPEWYFLFAYGILRSIPNKLGGTLALLMSVMILTTTPFTHTSRIRSMTFRPLTQTLFWLLIATFITITWTAT KPVEPPFIFISQMASIIYFSFFIINPILGWAENKMQ >lcl|2757 unnamed protein product DRERFQAAVERLGLLQPQNATVTAMEQAVEKSREIGFPLVVRPSYVLGGRAMEIVYDEQDLRRYFNEAVSVSNESPVLLD RFLDDATEVDIDAICDGERVVIGGIMEHIEQAGVHSGDSACSLPAYTLSQEIQDKMREQVEKLAFELGVRGLMNTQFAVK DNEVYLIEVNPRAARTVPFVSKATGAPLAKIAARVMAGQSLESQGFTKEIIPPYYSVKEVVLPFNKFPGVDPLLGPEMRS TGEVMGVGATFAEAYAKAELGC >lcl|13696 unnamed protein product KLRSKLLWQGAGLPVAPWVALTRAEFEKGLSEEQKARISALGLPLIVKPSREGSSVGMTKVVEENALQGALSLAFQHDDE ILIEKWLCGPEFTVAIVGEEILPSIRIQPAGTFYDYEAKYLSDETQYFCPAGLEASQEAALQSLVLQAWKALGCTGWGRI DVMLDSDGQFYLLEANTSPGMTSHSLVPMAARQAGMSFSQLVVRILE The 'unnamed' business is due to fastacmd not parsing my fasta header format properly, and isn't unique to the sequences which throw up the errors. Thanks in advance for any sugestions, Dan.