Any chance that's what's going on with Z131? Dora On 2/22/2012 4:28 PM, Bernie Cullen wrote: > Yesterday we received a L277+ result for someone in I-M26 "Sardinian" > (currently called I2a1 at FTDNA, it may be called something else by > other people). This result was expected based on results from 23andMe. > But since last May at least, FTDNA has been unable to reliably do the > L277 test. FTDNA does its SNP tests by sequencing the Y chromosome for > around a couple hundred base pairs around the SNP location, and the > sequencing worked for people expected to be L277- and they were in > fact L277- according to FTDNA. But for people expected to be L277+ no > sequence could be obtained by FTDNA. > >