In this blog post, let’s learn about the error message “4123 NULL cannot be cast to a NOT NULL data type.” when working with HPE NonStop SQL/MX, the reason for the error and the solution to fix this error message.
Error Message
4123 NULL cannot be cast to a NOT NULL data type.
Reason for the Error
You attempted to cast NULL to a NOT NULL data type.
Solution
Correct the syntax and resubmit
