The showcase demo bean source code is not being displayed for these demos and there is an exception on the server when navigating to, or interacting with these demos.

ace:comboBox Overview, Filtering
ace:selectMenu > Overview
ace:simpleSelectOneMenu > Overview

java.lang.StringIndexOutOfBoundsException: String index out of range: -1377
     at java.lang.AbstractStringBuilder.substring(AbstractStringBuilder.java:881)
     at java.lang.StringBuilder.substring(StringBuilder.java:55)
     at org.icefaces.samples.showcase.util.SourceCodeLoaderConnection.get(SourceCodeLoaderConnection.java:201)
     at org.icefaces.samples.showcase.util.SourceCodeLoaderConnection.get(SourceCodeLoaderConnection.java:41)
     at javax.el.MapELResolver.getValue(MapELResolver.java:51)
     at com.sun.faces.el.DemuxCompositeELResolver._getValue(DemuxCompositeELResolver.java:176)
     at com.sun.faces.el.DemuxCompositeELResolver.getValue(DemuxCompositeELResolver.java:203)
     at org.apache.el.parser.AstValue.getValue(AstValue.java:118)
     at org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
     at com.sun.faces.facelets.el.TagValueExpression.getValue(TagValueExpression.java:109)
     at javax.faces.component.ComponentStateHelper.eval(ComponentStateHelper.java:194)
     at javax.faces.component.ComponentStateHelper.eval(ComponentStateHelper.java:182)
     at javax.faces.component.UIOutput.getValue(UIOutput.java:170)
     at com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getValue(HtmlBasicInputRenderer.java:205)
     at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.getCurrentValue(HtmlBasicRenderer.java:355)
     at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeEnd(HtmlBasicRenderer.java:164)
     at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:881)
     at org.icefaces.ace.util.Utils.renderChild(Utils.java:61)
     at org.icefaces.ace.util.Utils.renderChildren(Utils.java:43)
     at org.icefaces.ace.util.Utils.renderChild(Utils.java:59)
     at org.icefaces.ace.component.tabset.TabSetRenderer.renderTabBody(TabSetRenderer.java:438)
     at org.icefaces.ace.component.tabset.TabSetRenderer.doTab(TabSetRenderer.java:519)
 .....................