Apache Derby DB Error Code 23502 – Column ‘‘ cannot accept a NULL value. Posted by AbundantCode In this blog post, let’s learn about the error message “23502- Column ‘‘ cannot accept a NULL value.” in Apache Derby Database and the description of the error. Error Message 23502- Column ‘‘ cannot accept a NULL value. Error Details Column ‘‘ cannot accept a NULL value. Share this:PostLike this:Like Loading... AbundantCode September 18, 2024