Error trying to publish code in PDF

Help needed. I get the error below, trying to publish as pdf in Matlab. My version is R2018a.

=============================================================

Error on line 37 column 139 of null:

Error reported by XML parser: An invalid XML character (Unicode: 0xb) was found in the element content of the document.

Error using xslt (line 90)

Java exception occurred:

javax.xml.transform.TransformerException: org.xml.sax.SAXParseException; lineNumber: 37;

columnNumber: 139; An invalid XML character (Unicode: 0xb) was found in the element

content of the document.

at com.icl.saxon.om.Builder.build(Builder.java:273)

at com.icl.saxon.Controller.transform(Controller.java:977)

Caused by: org.xml.sax.SAXParseException; lineNumber: 37; columnNumber: 139; An invalid

XML character (Unicode: 0xb) was found in the element content of the document.

at org.apache.xerces.util.ErrorHandlerWrapper.createSAXParseException(Unknown

Source)

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.XMLScanner.reportFatalError(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 com.icl.saxon.om.Builder.build(Builder.java:265)

... 1 more

---------

org.xml.sax.SAXParseException; lineNumber: 37; columnNumber: 139; An invalid XML

character (Unicode: 0xb) was found in the element content of the document.

at org.apache.xerces.util.ErrorHandlerWrapper.createSAXParseException(Unknown

Source)

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.XMLScanner.reportFatalError(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 com.icl.saxon.om.Builder.build(Builder.java:265)

at com.icl.saxon.Controller.transform(Controller.java:977)

Error in publish

Error in publish

Error in mdbpublish (line 55)

outputPath = publish(file, options);

Error using open (line 52)

NAME must be a character vector or string scalar.

>> matlabroot

ans =

'C:\Program Files\MATLAB\R2018a'

>>