Which Nifi version are you using? 1.3.0 and 1.4.0 have some bugs with null. Check NIFI-4069 and NIFI-4671.
Juan On Tue, 19 Dec 2017 at 15:57 Bryan Bende <bbe...@gmail.com> wrote: > Hello, > > What does your schema look like? > > You would need the schema to indicate that the field is nullable like this: > > "type": ["string", "null"] } > > If you only have "type": ["string"] } then it will produce an error when > reading a null value. > > -Bryan > > > On Tue, Dec 19, 2017 at 1:46 PM, Aruna Sankaralingam < > aruna.sankaralin...@cormac-corp.com> wrote: > >> I have a CSV file in which some of the fields have NULL values. I am >> getting this error that “Field cannot be null”. How do I let Nifi know to >> accept NULL values? >> >> >> >> I see this property in the CSV reader called “NULL String”. Is there >> anything that I can give here? >> >> >> >> >
