Context:
A user tries to copy some content containing vml data across to an Ametys Richtext.
Bug: Impossible to save the content:
2026-05-13 15:24:40,118 ERROR [org.ametys.plugins.core.ui] (http-nio-8082-exec-49;/plugins/core-ui/servercomm/messages.xml) Can not dispatch request '3' : 'cms' 'do-action/2' '{values={content.input.title=« XXXXXXXXXXXXXXXXXXXXXX, content.input.document-subtitle=, content.input.start-date=, content.input.end-date=, content.input.illustration/image={id=XXXXXXXXXXXXXXXXXXX.jpg, size=81544, viewUrl= /plugins/core/upload/file?id=XXXXXXXXXXXXXXXXXX, downloadUrl=/plugins/core/upload/file?id=XXXXXXXXXXXXXXXXXXXXXX&download=true, type=attribute}, content.input.illustration/alt-text=, content.input.abstract=, content.input.content= Caused by: org.xml.sax.SAXException: Fatal error parsing null (line 39 col. 31902): The prefix "v" for attribute "v:shapes" associated with an element type "img" is not bound. org.xml.sax.SAXParseException; lineNumber: 39; columnNumber: 31902; The prefix "v" for attribute "v:shapes" associated with an element type "img" is not bound. at org.apache.excalibur.xml.impl.JaxpParser.fatalError(JaxpParser.java:463) at org.apache.xerces.util.ErrorHandlerWrapper.fatalError(Unknown Source) at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source) at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source) at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source) at org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanStartElement(Unknown Source) at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source) at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source) at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source) at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source) at org.apache.xerces.parsers.XMLParser.parse(Unknown Source) at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source) at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source) at org.apache.excalibur.xml.impl.JaxpParser.parse(JaxpParser.java:315) at org.apache.excalibur.xml.imp*l.JaxpParser.parse(JaxpParser.java:334) at org.ametys.cms.transformation.XhtmlGenerator.generate(XhtmlGenerator.java:60) at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:581) ... 126 more Caused by: org.xml.sax.SAXParseException; lineNumber: XX; columnNumber: XXX; The prefix "v" for attribute "v:shapes" associated with an element type "img" is not bound. at org.apache.xerces.util.ErrorHandlerWrapper.createSAXParseException(Unknown Source) ... 142 more