SVG problem with FOP 0.15

[Ex...@tls.mms.fr]

  I can no more include svg file with 0.15 release.
Here is the error message I get with examples from
docs/examples/svg of distrib :
-----------------------------------------------------------
Exception in thread "main" java.lang.IncompatibleClassChangeError
        at
org.apache.fop.dom.svg.SVGElementImpl.getPresentationAttribute(SVGElemen
tImpl.java:124)
        at
org.apache.fop.render.pdf.SVGRenderer.applyStyle(SVGRenderer.java:1712)
        at
org.apache.fop.render.pdf.SVGRenderer.renderElement(SVGRenderer.java:198
0)
        at
org.apache.fop.render.pdf.SVGRenderer.renderSVG(SVGRenderer.java:143)
        at
org.apache.fop.render.pdf.PDFRenderer.renderSVGArea(PDFRenderer.java:489
)
        at org.apache.fop.dom.svg.SVGArea.render(SVGArea.java:106)
        at
org.apache.fop.render.pdf.PDFRenderer.renderForeignObjectArea(PDFRendere
r.java:450)
        at
org.apache.fop.layout.ForeignObjectArea.render(ForeignObjectArea.java:95
)
        at
org.apache.fop.render.pdf.PDFRenderer.renderBlockArea(PDFRenderer.java:3
43)
        at org.apache.fop.layout.BlockArea.render(BlockArea.java:106)
        at
org.apache.fop.render.pdf.PDFRenderer.renderAreaContainer(PDFRenderer.ja
va:276)
        at
org.apache.fop.layout.AreaContainer.render(AreaContainer.java:149)
        at
org.apache.fop.render.pdf.PDFRenderer.renderAreaContainer(PDFRenderer.ja
va:276)
        at
org.apache.fop.render.pdf.PDFRenderer.renderPage(PDFRenderer.java:627)
        at
org.apache.fop.render.pdf.PDFRenderer.render(PDFRenderer.java:173)
        at org.apache.fop.apps.Driver.render(Driver.java:444)
        at
org.apache.fop.apps.XalanCommandLine.main(XalanCommandLine.java:253)
----------------------------------------------------
Can anybody help me ?
 Laurent Galy