diff --git a/src/views/user/registration/index.vue b/src/views/user/registration/index.vue
index f717a08..9986bb8 100644
--- a/src/views/user/registration/index.vue
+++ b/src/views/user/registration/index.vue
@@ -1809,9 +1809,23 @@ const getMemberValidationResult = (member, group) => {
 
 // ==================== 验证相关计算属性 ====================
 
-// 检查某个组别是否有验证错误
+// 检查某个组别是否有验证错误（支持单团队和多团队模式）
 const hasValidationErrorsForGroup = (group) => {
-	const members = groupMemberMap.value[group.id] || [];
+	const gId = group.id;
+	// 多团队模式：检查 groupTeamsMap
+	const teams = groupTeamsMap.value[gId];
+	if (teams) {
+		for (const team of teams) {
+			if (team.members && team.members.some(member => {
+				const result = getMemberValidationResult(member, group);
+				return !result.isValid;
+			})) {
+				return true;
+			}
+		}
+	}
+	// 单团队模式：检查 groupMemberMap
+	const members = groupMemberMap.value[gId] || [];
 	return members.some(member => {
 		const result = getMemberValidationResult(member, group);
 		return !result.isValid;