Try to convert the non multilingual string JSON object '{"en":"Droit communautaire européen","fr":"Droit communautaire européens","es":"Droit communautaire européen"}' into a multilingual string
java.lang.IllegalArgumentException: Try to convert the non multilingual string JSON object '{"en":"Droit communautaire européen","fr":"Droit communautaire européens","es":"Droit communautaire européen"}' into a multilingual string
 at org.ametys.cms.data.type.AbstractMultilingualStringElementType.fromJSONForClient(AbstractMultilingualStringElementType.java:97)
 at org.ametys.cms.workflow.EditContentFunction.lambda$_parseValues$5(EditContentFunction.java:602)
 at org.ametys.plugins.repository.model.ViewHelper.visitView(ViewHelper.java:54)
 at org.ametys.cms.workflow.EditContentFunction._parseValues(EditContentFunction.java:571)
 at org.ametys.cms.workflow.EditContentFunction.getValues(EditContentFunction.java:556)
 at org.ametys.cms.workflow.EditContentFunction.execute(EditContentFunction.java:248)
 at jdk.internal.reflect.GeneratedMethodAccessor126.invoke(Unknown Source)
 at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 at java.base/java.lang.reflect.Method.invoke(Method.java:566)
 at org.ametys.runtime.plugin.component.PluginsComponentManager$ComponentInvocationHandler.invoke(PluginsComponentManager.java:198)
 at com.sun.proxy.$Proxy31.execute(Unknown Source)
 at com.opensymphony.workflow.AbstractWorkflow.executeFunction(AbstractWorkflow.java:871)
 at com.opensymphony.workflow.AbstractWorkflow.transitionWorkflow(AbstractWorkflow.java:1044)
 at org.ametys.plugins.workflow.AbstractAmetysWorkflow.transitionWorkflow(AbstractAmetysWorkflow.java:212)
 at com.opensymphony.workflow.AbstractWorkflow.doAction(AbstractWorkflow.java:567)
 at org.ametys.plugins.workflow.AbstractAmetysWorkflow.doAction(AbstractAmetysWorkflow.java:164)
 at org.ametys.cms.workflow.ContentWorkflowAction._act(ContentWorkflowAction.java:69)
 at org.ametys.plugins.workflow.cocoon.AbstractWorkflowAction.act(AbstractWorkflowAction.java:71)
 ...