Hi I tried to compile biojava with ant and I've got this failure message : ant package Buildfile: build.xml init: prepare: prepare-src: compile: [javac] Modern compiler is not available - using classic compiler [javac] Compiling 290 source files to /nfs/team81/axk/cvs/cvs_biojava/biojava-live/ant-build/classes/main [javac] /nfs/team81/axk/cvs/cvs_biojava/biojava-live/ant-build/src/main/org/biojava/bio/seq/io/NameTokenization.java:54: The method org.biojava.bio.seq.io.TokenType getTokenType() declared in class org.biojava.bio.seq.io.NameTokenization cannot override the method of the same signature declared in interface org.biojava.bio.seq.io.SymbolTokenization. They must have the same return type. [javac] public TokenType getTokenType() { [javac] ^ [javac] /nfs/team81/axk/cvs/cvs_biojava/biojava-live/ant-build/src/main/org/biojava/bio/seq/io/CharacterTokenization.java:53: The method org.biojava.bio.seq.io.TokenType getTokenType() declared in class org.biojava.bio.seq.io.CharacterTokenization cannot override the method of the same signature declared in interface org.biojava.bio.seq.io.SymbolTokenization. They must have the same return type. [javac] public TokenType getTokenType() { [javac] TokenType is an inner class declared in the SymbolTokenization interface. I tried with both DEC java122 and java130 Any idea ??? Arnaud -- Arnaud Kerhornou The Sanger Centre The Pathogen Sequencing Unit Wellcome Trust Genome Campus, Hinxton, Cambridge, CB10 1SA, UK Work: +44 (0) 1223 494955 Fax: +44 (0) 1223 494919 _______________________________________________ Biojava-l mailing list - [EMAIL PROTECTED] http://biojava.org/mailman/listinfo/biojava-l