@Haider Naveed You can use QueryRecord processor and select all the rows which don't have the backslash character using ApacheCalcite sql syntax. (or) Using RouteText processor add the matching regex (or) other Matching Strategies to identify the backslash character from the file. ... View more

Hi @Haider Naveed Have you confirmed that the Controller Services used by the processor (either the Record Reader or Record Reader) are enabled? You can navigate to them using the arrow icon that is next to each on the Properties Tab of ConvertRecord. I wrote a tutorial on using Convert Record (https://community.hortonworks.com/articles/115311/convert-csv-to-json-avro-xml-using-convertrecord-p.html) where you might find some helpful info/screenshots. ... View more