Field '%1' of class '%2' cannot be NULL

Error constant SQLE_FIELD_CANNOT_BE_NULL
ODBC 2 State ERROR
ODBC 3 State ERROR
Parameter 1 The name of the field that cannot be NULL.
Parameter 2 The name of the class that has the field.
Severity 16
SQLCODE –649
SQLSTATE WW015
Sybase error code 13741
Probable cause

An attempt was made to store a SQL NULL value in a Java object field that has a Java type that cannot be NULL. For example, the Java 'int' type cannot be NULL.