Caused by: java.lang.NumberFormatException: For input string: "20110131221411"
	at java.base/java.lang.NumberFormatException.forInputString(NumberFormatException.java:67)
	at java.base/java.lang.Integer.parseInt(Integer.java:662)
	at java.base/java.lang.Integer.parseInt(Integer.java:778)
	at org.ametys.core.util.StringUtils$AlphanumComparator.compare(StringUtils.java:340)
	at org.ametys.core.util.StringUtils$AlphanumComparator.compare(StringUtils.java:1)
	at java.base/java.util.Comparator.lambda$comparing$ea9a8b3a$1(Comparator.java:440)
	at java.base/java.util.TimSort.countRunAndMakeAscending(TimSort.java:360)
	at java.base/java.util.TimSort.sort(TimSort.java:234)
	at java.base/java.util.Arrays.sort(Arrays.java:1308)
	at java.base/java.util.ArrayList.sort(ArrayList.java:1804)
	at java.base/java.util.stream.SortedOps$RefSortingSink.end(SortedOps.java:392)
	at java.base/java.util.stream.Sink$ChainedReference.end(Sink.java:261)
	at java.base/java.util.stream.Sink$ChainedReference.end(Sink.java:261)
	at java.base/java.util.stream.Sink$ChainedReference.end(Sink.java:261)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:510)
	at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499)
	at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174)
	at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596)
	at org.ametys.plugins.explorer.resources.generators.ResourcesExplorerGenerator.saxCollection(ResourcesExplorerGenerator.java:195)
	at org.ametys.plugins.explorer.resources.generators.ResourcesExplorerGenerator.generate(ResourcesExplorerGenerator.java:99)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:581)