Grails Runtime Exception

Error Details

Error 500: Executing action [showPdf] of controller [com.isod.bienmanger.business.model.RecipeController] caused exception: Runtime error executing action
Servlet: grails
URI: /MonMenuGrails/grails/recipe/showPdf.dispatch
Exception Message: The entity name must immediately follow the '&' in the entity reference.
Caused by: The entity name must immediately follow the '&' in the entity reference.
Class: RecipeController
At Line: [150]
Code Snippet:

Stack Trace

org.xml.sax.SAXParseException: The entity name must immediately follow the '&' in the entity reference.

at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1231)
at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transformIdentity(TransformerImpl.java:637)
at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transform(TransformerImpl.java:708)
at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transform(TransformerImpl.java:313)
at org.xhtmlrenderer.resource.XMLResource$XMLResourceBuilder.createXMLResource(XMLResource.java:189)
at org.xhtmlrenderer.resource.XMLResource.load(XMLResource.java:75)
at grails.plugin.rendering.document.XhtmlDocumentService.createDocument(XhtmlDocumentService.groovy:51)
at grails.plugin.rendering.document.XhtmlDocumentService.createDocument(XhtmlDocumentService.groovy:39)
at grails.plugin.rendering.document.XhtmlDocumentService.createDocument(XhtmlDocumentService.groovy:34)
at GrailsMelodyGrailsPlugin$_closure5_closure18_closure19.doCall(GrailsMelodyGrailsPlugin.groovy:156)
at grails.plugin.rendering.RenderingService.render(RenderingService.groovy:36)
at grails.plugin.rendering.RenderingService.render(RenderingService.groovy:35)
at grails.plugin.rendering.RenderingService.render(RenderingService.groovy:65)
at GrailsMelodyGrailsPlugin$_closure5_closure18_closure19.doCall(GrailsMelodyGrailsPlugin.groovy:156)
at RenderingGrailsPlugin$_closure3.doCall(RenderingGrailsPlugin.groovy:59)
at com.isod.bienmanger.business.model.RecipeController$_closure9.doCall(RecipeController.groovy:150)
at net.bull.javamelody.JspWrapper.invoke(JspWrapper.java:116)
at net.bull.javamelody.JdbcWrapper$DelegatingInvocationHandler.invoke(JdbcWrapper.java:250)
at net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:388)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:619)