The JFig (http://jfig.sourceforge.net/) class

org.igfay.util.PropertyUtility

class uses the deprecated method org.log4j.Category.getInstance(String) which is not yet provided by SLF4J.

[7/31/08 14:49:45:704 CEST] 00000018 ServletWrappe E SRVE0100E: Did not realize init() exception thrown by servlet ActionServlet: java.lang.NoSuchMethodError: org/apache/log4j/Category.getInstance(Ljava/lang/String;)Lorg/apache/log4j/Category;
at org.igfay.util.PropertyUtility.<clinit>(PropertyUtility.java:17)
at java.lang.Class.initializeImpl(Native Method)
at java.lang.Class.initialize(Class.java:339)
at org.igfay.jfig.JFigParser.<clinit>(JFigParser.java:37)
at java.lang.Class.initializeImpl(Native Method)
at java.lang.Class.initialize(Class.java:339)
at java.lang.Class.initialize(Class.java:318)
at org.igfay.jfig.JFig.getParser(JFig.java:323)
at org.igfay.jfig.JFig.processConfig(JFig.java:185)
at org.igfay.jfig.JFig.<init>(JFig.java:58)
at org.igfay.jfig.JFig.initialize(JFig.java:215)