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java.lang.ClassCastException: java.lang.String	at de.hunsicker.jalopy.storage.Convention.synchronize(Convention.java:2419)	at de.hunsicker.jalopy.storage.Convention.synchronize(Convention.java:2445)	at de.hunsicker.jalopy.storage.Convention.(Convention.java:211)	at de.hunsicker.jalopy.plugin.ant.AntPlugin.(AntPlugin.java:60)	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)	at java.lang.reflect.Constructor.newInstance(Constructor.java:494)	at org.apache.tools.ant.AntClassLoader.initializeClass(AntClassLoader.java:490)	at org.apache.tools.ant.taskdefs.Definer.addDefinition(Definer.java:231)	at org.apache.tools.ant.taskdefs.Definer.execute(Definer.java:162)	at org.apache.tools.ant.Task.perform(Task.java:341)	at org.apache.commons.jelly.tags.ant.AntTag.doTag(AntTag.java:185)	at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)	at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)	at org.apache.maven.jelly.tags.werkz.MavenGoalTag.runBodyTag(MavenGoalTag.java:79)	at org.apache.maven.jelly.tags.werkz.MavenGoalTag$MavenGoalAction.performAction(MavenGoalTag.java:110)	at com.werken.werkz.Goal.fire(Goal.java:639)	at com.werken.werkz.Goal.attain(Goal.java:575)	at com.werken.werkz.Goal.attainPrecursors(Goal.java:488)	at com.werken.werkz.Goal.attain(Goal.java:573)	at com.werken.werkz.Goal.attainPrecursors(Goal.java:488)	at com.werken.werkz.Goal.attain(Goal.java:573)	at org.apache.maven.plugin.PluginManager.attainGoals(PluginManager.java:671)	at org.apache.maven.MavenSession.attainGoals(MavenSession.java:263)	at org.apache.maven.cli.App.doMain(App.java:488)	at org.apache.maven.cli.App.main(App.java:1239)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:585)	at com.werken.forehead.Forehead.run(Forehead.java:551)	at com.werken.forehead.Forehead.main(Forehead.java:581)