修改 .project 为

<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
 <name>z</name>
 <comment></comment>
 <projects>
 </projects>
 <buildSpec>
  <buildCommand>
   <name>net.sourceforge.phpeclipse.parserbuilder</name>
  <arguments>
  </arguments>
  </buildCommand>
 </buildSpec>
<natures>
<nature>net.sourceforge.phpeclipse.phpnature</nature>
</natures>
</projectDescription>