can only parse strings

[rjamero]

Hi Everyone,

Does somebody encounter this error before?

processed_rml = self.preprocess_rml(etree.XML(rml),report_xml.report_type)
File "lxml.etree.pyx", line 2734, in lxml.etree.XML (src/lxml/lxml.etree.c:54411)
File "parser.pxi", line 1575, in lxml.etree._parseMemoryDocument (src/lxml/lxml.etree.c:82710)
ValueError: can only parse strings

I'm stuck on this error. hope you guys can help.

Thank you so much.