Caused by: javax.jcr.nodetype.ConstraintViolationException: /ametys:root/ametys:sites/default/ametys-internal:resources/belzébute/PluginManager et PES.doc/jcr:content: mandatory property {http://www.jcp.org/jcr/1.0}mimeType does not exist
	at org.apache.jackrabbit.core.ItemImpl.validateTransientItems(ItemImpl.java:462)
	at org.apache.jackrabbit.core.ItemImpl.save(ItemImpl.java:1066)
	at org.apache.jackrabbit.core.SessionImpl.save(SessionImpl.java:915)
	at org.ametys.plugins.explorer.resources.actions.RenameResourceAction.act(RenameResourceAction.java:68)
	at org.apache.cocoon.components.treeprocessor.sitemap.ActTypeNode.invoke(ActTypeNode.java:125)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:47)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(MatchNode.java:108)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:69)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:93)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:235)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.buildPipeline(ConcreteTreeProcessor.java:193)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.buildPipeline(TreeProcessor.java:267)
	at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(MountNode.java:111)
	... 69 more