bugfix:

amos-boot-system-tzs/amos-boot-module-jg/amos-boot-module-jg-biz/src/main/java/com/yeejoin/amos/boot/module/jg/biz/controller/JgUseRegistrationController.java

@@ -25,10 +25,10 @@ import org.springframework.util.ObjectUtils;
 import org.springframework.web.bind.annotation.*;
 import org.typroject.tyboot.component.event.RestEventTrigger;
 import org.typroject.tyboot.core.foundation.enumeration.UserType;
+import org.typroject.tyboot.core.foundation.utils.ValidationUtil;
 import org.typroject.tyboot.core.restful.doc.TycloudOperation;
 import org.typroject.tyboot.core.restful.utils.ResponseHelper;
 import org.typroject.tyboot.core.restful.utils.ResponseModel;
-import springfox.documentation.annotations.ApiIgnore;
 
 import javax.annotation.Resource;
 import javax.servlet.http.HttpServletResponse;
@@ -147,7 +147,7 @@ public class JgUseRegistrationController extends BaseController {
         list.getRecords().forEach(x -> {
             x.put("companyType", info.getCompany().getCompanyType());
             x.put("regType", "1".equals(x.get("regType")) ? "历史登记": "2".equals(x.get("regType")) ? "特殊历史登记": "新增登记");
-            if ("8000".equals(String.valueOf(x.get("equListCode")))){
+            if ("8000".equals(String.valueOf(x.get("equListCode"))) && !ValidationUtil.isEmpty(x.get("projectContraptionId"))){
                 x.put("canVoided", jgProjectContraptionMapper.countContraptionInUseTimesForDeleteByIntoManagement(Long.parseLong((String) x.get("projectContraptionId"))) == 0);
             }
         });