Fout: The ';' character, hexadecimal value 0x3B, cannot be included in a name.
DetailsInnerException: -
StackTrace: at System.Xml.XmlConvert.VerifyNCName(String name, ExceptionType exceptionType)
at System.Xml.XmlQualifiedName.Verify()
at System.Xml.Xsl.XsltArgumentList.AddParam(String name, String namespaceUri, Object parameter)
at Windex.SharePoint.CommonWebParts.XsltWebPart.CreateControlHierarchy()