I'm having some trouble using the demo program StyleFunctionLab, which I was
able to get working before (I'm returning to GeoTools after some time away
from it). I'm getting this error and I wonder if this is a known problem
or something I've done wrong (the code is unmodified from the download):
SEVERE: Unable to find function Uniquecolour
java.lang.RuntimeException: Unable to find function Uniquecolour
at
org.geotools.filter.FunctionFinder.findFunction(FunctionFinder.java:177)
at
org.geotools.filter.FunctionFinder.findFunction(FunctionFinder.java:74)
at
org.geotools.filter.FilterFactoryImpl.function(FilterFactoryImpl.java:467)
at
org.geotools.filter.visitor.DuplicatingFilterVisitor.visit(DuplicatingFilterVisitor.java:309)
at
org.geotools.filter.FunctionExpressionImpl.accept(FunctionExpressionImpl.java:147)
at
org.geotools.styling.visitor.DuplicatingStyleVisitor.copy(DuplicatingStyleVisitor.java:420)
at
org.geotools.styling.visitor.DuplicatingStyleVisitor.visit(DuplicatingStyleVisitor.java:669)
at org.geotools.styling.FillImpl.accept(FillImpl.java:199)
at
org.geotools.styling.visitor.DuplicatingStyleVisitor.copy(DuplicatingStyleVisitor.java:451)
at
org.geotools.styling.visitor.DuplicatingStyleVisitor.visit(DuplicatingStyleVisitor.java:749)
at
org.geotools.styling.visitor.UomRescaleStyleVisitor.visit(UomRescaleStyleVisitor.java:200)
at
org.geotools.styling.PolygonSymbolizerImpl.accept(PolygonSymbolizerImpl.java:138)
at
org.geotools.styling.visitor.DuplicatingStyleVisitor.copy(DuplicatingStyleVisitor.java:537)
at
org.geotools.styling.visitor.DuplicatingStyleVisitor.visit(DuplicatingStyleVisitor.java:275)
at
org.geotools.renderer.lite.StreamingRenderer.rescaleFeatureTypeStyle(StreamingRenderer.java:1846)
at
org.geotools.renderer.lite.StreamingRenderer.applyUnitRescale(StreamingRenderer.java:1824)
at
org.geotools.renderer.lite.StreamingRenderer.processStylers(StreamingRenderer.java:1774)
at
org.geotools.renderer.lite.StreamingRenderer.paint(StreamingRenderer.java:707)
at
org.geotools.swing.RenderingExecutor$Task.call(RenderingExecutor.java:149)
at
org.geotools.swing.RenderingExecutor$Task.call(RenderingExecutor.java:105)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:619)
--
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