org.ametys.plugins.repository.AmetysRepositoryException: Unable to unlock content
	at org.ametys.plugins.repository.jcr.DefaultAmetysObject.unlock(DefaultAmetysObject.java:447)
	at org.ametys.odf.program.actions.SynchronizeProgramAction.act(SynchronizeProgramAction.java:162)
	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)
	... 79 more
Caused by: javax.jcr.InvalidItemStateException: Unable to perform operation. Session has pending changes.
	at org.apache.jackrabbit.core.ItemValidator.checkCondition(ItemValidator.java:293)
	at org.apache.jackrabbit.core.ItemValidator.checkModify(ItemValidator.java:274)
	at org.apache.jackrabbit.core.lock.SessionLockManager.unlock(SessionLockManager.java:174)
	at org.apache.jackrabbit.core.NodeImpl.unlock(NodeImpl.java:4680)
	at org.ametys.plugins.repository.jcr.DefaultAmetysObject.unlock(DefaultAmetysObject.java:436)
	... 91 more