--no commit message

com.zrqx.newbook/src/main/java/com/zrqx/newbook/bg/manage/typographic/TypographicManage.java

@@ -55,11 +55,7 @@ public class TypographicManage {
                 .andEqualTo("subjectNum", subjectNum)
                 .andEqualTo("bookType", bookType);
 
-        return Optional.ofNullable(mapper.selectOneByExample(example))
-                .orElseThrow(() -> new BaseException(
-                        NBErrorEnum.ENTITY_NOT_EXIST.getErrNum(),
-                        NBErrorEnum.ENTITY_NOT_EXIST.getErrMsg()
-                ));
+        return mapper.selectOneByExample(example);
     }
 
     public BookTypographicDesign selectForId(BookTypographicDesign design) {