Nullpointer exception when tmap inner join

[Anonymous]

Hi

Really need help with this error,

I get Nullpointer exception when I do Inner Join, my mey (MemberKey) doesn't have null when I check it on database

please help

thank you

[manodwhb · Accepted solution]

@guntururu,it is not problem with the join columns,it is problem with the expression if you have written for any column in tMap,which was getting null values.

you need to check the expression fields  , to should not apply the expression for the null values for that field.