薪资项目管理新建自定义薪资项目，选择公式（公式内容为空）保存后，公式内薪资项目为空无法引用

pc4mobx/hrmSalary/pages/salaryItem/formalFormModal.js

@@ -39,7 +39,7 @@ export default class FormalFormModal extends React.Component {
     const { salaryItemStore } = this.props;
     const { salaryAcctImportTemplateParam, setSearchFields, detailFormual } = salaryItemStore;
     setSearchFields([]);
-    if (this.props.formulaId) {
+    if (!!this.props.formulaId && this.props.formulaId != 0) {
       detailFormual(this.props.formulaId).then(data => {
         this.setState({
           value: data.formula,