diff --git a/ruoyi-admin/src/main/java/com/ruoyi/operation/controller/ZcCarModelController.java b/ruoyi-admin/src/main/java/com/ruoyi/operation/controller/ZcCarModelController.java
index f538f86..b17cc22 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/operation/controller/ZcCarModelController.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/operation/controller/ZcCarModelController.java
@@ -108,31 +108,33 @@ public class ZcCarModelController extends BaseController
         {
             return error("新增失败，该车型已存在");
         }
-        String[] stringArray = rentCarRuleIds.stream()
-                .map(String::valueOf)
-                .toArray(String[]::new);
-        List<ZcRentCarRule> carRuleList = zcRentCarRuleService.selectZcRentCarRuleByIds(stringArray);
+        if(rentCarRuleIds.size() > 0){
+            String[] stringArray = rentCarRuleIds.stream()
+                    .map(String::valueOf)
+                    .toArray(String[]::new);
+            List<ZcRentCarRule> carRuleList = zcRentCarRuleService.selectZcRentCarRuleByIds(stringArray);
 
-        // 按类型分组
-        Map<String, List<ZcRentCarRule>> typeGroups = carRuleList.stream()
-                .collect(Collectors.groupingBy(ZcRentCarRule::getRentalType));
+            // 按类型分组
+            Map<String, List<ZcRentCarRule>> typeGroups = carRuleList.stream()
+                    .collect(Collectors.groupingBy(ZcRentCarRule::getRentalType));
 
-        // 检查类型1、2、4的重复
-        boolean hasDuplicateCommon = typeGroups.entrySet().stream()
-                .filter(entry -> !"3".equals(entry.getKey())) // 排除类型3
-                .anyMatch(entry -> entry.getValue().size() > 1);
+            // 检查类型1、2、4的重复
+            boolean hasDuplicateCommon = typeGroups.entrySet().stream()
+                    .filter(entry -> !"3".equals(entry.getKey())) // 排除类型3
+                    .anyMatch(entry -> entry.getValue().size() > 1);
 
-        if (hasDuplicateCommon) {
-            return error("新增失败，同一车型不允许设置相同类型套餐。");
-        }
+            if (hasDuplicateCommon) {
+                return error("新增失败，同一车型不允许设置相同类型套餐。");
+            }
 
-        // 专门检查类型3的租赁天数重复
-        List<ZcRentCarRule> type3Rules = typeGroups.get("3");
-        if (type3Rules != null) {
-            Set<Long> rentalDaysSet = new HashSet<>();
-            for (ZcRentCarRule rule : type3Rules) {
-                if (!rentalDaysSet.add(rule.getRentalDays())) {
-                    return error("新增失败，同一车型不允许设置相同租赁天数的按天租套餐.");
+            // 专门检查类型3的租赁天数重复
+            List<ZcRentCarRule> type3Rules = typeGroups.get("3");
+            if (type3Rules != null) {
+                Set<Long> rentalDaysSet = new HashSet<>();
+                for (ZcRentCarRule rule : type3Rules) {
+                    if (!rentalDaysSet.add(rule.getRentalDays())) {
+                        return error("新增失败，同一车型不允许设置相同租赁天数的按天租套餐.");
+                    }
                 }
             }
         }
@@ -173,31 +175,33 @@ public class ZcCarModelController extends BaseController
         {
             return error("修改失败，该车型已存在");
         }
-        String[] stringArray = rentCarRuleIds.stream()
-                .map(String::valueOf)
-                .toArray(String[]::new);
-        List<ZcRentCarRule> carRuleList = zcRentCarRuleService.selectZcRentCarRuleByIds(stringArray);
+        if(rentCarRuleIds.size() > 0) {
+            String[] stringArray = rentCarRuleIds.stream()
+                    .map(String::valueOf)
+                    .toArray(String[]::new);
+            List<ZcRentCarRule> carRuleList = zcRentCarRuleService.selectZcRentCarRuleByIds(stringArray);
 
-        // 按类型分组
-        Map<String, List<ZcRentCarRule>> typeGroups = carRuleList.stream()
-                .collect(Collectors.groupingBy(ZcRentCarRule::getRentalType));
+            // 按类型分组
+            Map<String, List<ZcRentCarRule>> typeGroups = carRuleList.stream()
+                    .collect(Collectors.groupingBy(ZcRentCarRule::getRentalType));
 
-        // 检查类型1、2、4的重复
-        boolean hasDuplicateCommon = typeGroups.entrySet().stream()
-                .filter(entry -> !"3".equals(entry.getKey())) // 排除类型3
-                .anyMatch(entry -> entry.getValue().size() > 1);
+            // 检查类型1、2、4的重复
+            boolean hasDuplicateCommon = typeGroups.entrySet().stream()
+                    .filter(entry -> !"3".equals(entry.getKey())) // 排除类型3
+                    .anyMatch(entry -> entry.getValue().size() > 1);
 
-        if (hasDuplicateCommon) {
-            return error("新增失败，同一车型不允许设置相同类型套餐。");
-        }
+            if (hasDuplicateCommon) {
+                return error("新增失败，同一车型不允许设置相同类型套餐。");
+            }
 
-        // 专门检查类型3的租赁天数重复
-        List<ZcRentCarRule> type3Rules = typeGroups.get("3");
-        if (type3Rules != null) {
-            Set<Long> rentalDaysSet = new HashSet<>();
-            for (ZcRentCarRule rule : type3Rules) {
-                if (!rentalDaysSet.add(rule.getRentalDays())) {
-                    return error("新增失败，同一车型不允许设置相同租赁天数的按天租套餐.");
+            // 专门检查类型3的租赁天数重复
+            List<ZcRentCarRule> type3Rules = typeGroups.get("3");
+            if (type3Rules != null) {
+                Set<Long> rentalDaysSet = new HashSet<>();
+                for (ZcRentCarRule rule : type3Rules) {
+                    if (!rentalDaysSet.add(rule.getRentalDays())) {
+                        return error("新增失败，同一车型不允许设置相同租赁天数的按天租套餐.");
+                    }
                 }
             }
         }