Nico, There should be NO quotes in ANT_HOME.
Can you please check that you have the latest ant.bat for this test. The following is what happens for me F:\antdev\jakarta-ant>echo %ANT_HOME% D:\Program Files\Ant F:\antdev\jakarta-ant>echo %JAVA_HOME% D:\Program Files\jdk1.3 F:\antdev\jakarta-ant>echo %CLASSPATH% D:\Program Files\Test F:\antdev\jakarta-ant>which ant /cygdrive/d/Program Files/Ant/bin/ant F:\antdev\jakarta-ant>which ant.bat /cygdrive/d/Program Files/Ant/bin/ant.bat F:\antdev\jakarta-ant>ant Buildfile: build.xml main: Conor
