字段'core'上对象'talent.CandidateProfile'中的字段错误：被拒绝的值[null];

Question

1：声明字段名称为name =“db_address1”

<div class="fieldcontain ${hasErrors(bean: candidateProfileInstance, field: 'core.db_address1', 'error')} ">
    <label for="core.db_address1">
        <g:message code="candidateProfile.core.db_address1.label" default="Dbaddress1" />
    </label>
    <g:textField **name="db_address1"** value=""/>
</div>

1. 声明的字段名称为name =“core.db_address1”