콤포넌트 props를 못 받아오는데 뭐가 문젤까요

App.vue

<template>
  <div>
    <div class="menu">
      {{ menu }}
    </div>

    <ModalDetail
      :onerooms="onerooms"
      :clickModal="clickModal"
      :modalOpen="modalOpen"
    />
    <DiscountHtml />

    <div v-for="(oneroom, i) in oneroooms" :key="i">
      
      <h4
        @click="
          modalOpen = true;
          clickModal = i;
        "
      >
        {{ oneroooms[i].title }}
      </h4>
      <p>{{ oneroooms[i].price }} 원</p>
      <p>{{ oneroooms[i].content }}</p>
    </div>
  </div>
</template>

<script>
import data from "./assets/oneroom.js";
import DiscountHtml from "./DiscountHtml.vue";
import ModalDetail from "./ModalDetail.vue";

export default {
  name: "App",
    data() {
    return {
      report: [0, 0, 0],
      menus: ["Home", "Shop", "About"],
      products: ["역삼동원룸", "천호동원룸", "마포구원룸"],
      prices: [50, 70, 80],
      modalOpen: false,
      clickModal:0,
      oneroooms: data,
    };
  },

  methods: {
    increase1() {
      this.report[0]++;
    },
    increase2() {
      this.report[1]++;
    },
    increase3() {
      this.report[2]++;
    },
  },
  components: {
    DiscountHtml: DiscountHtml,
    ModalDetail: ModalDetail,
  },
};
</script>

<style>
#app {
  font-family: Avenir, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
}

.discount {
  background: #eee;
  padding: 10px;
  margin: 10px;
  border-radius: 5px;
}

.menu {
  background: darkslateblue;
  padding: 15px;
  border-radius: 5px;
}
.menu a {
  color: white;
  padding: 10px;
}

.room-img {
  width: 50%;
  margin-top: 40px;
}

/* modal */

body {
  margin: 0;
}
div {
  box-sizing: border-box;
}

.black-bg {
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  position: fixed;
  padding: 20px;
}

.white-bg {
  width: 100%;
  background: white;
  border-radius: 8px;
  padding: 20px;
}
</style>

======

ModalDetail.vue

<template>
  <div>
    <div class="black-bg" v-if="modalOpen == true">
      <div class="white-bg">
        
        <h4>{{ oneroooms[clickModal].title }}</h4>
        <p>{{ oneroooms[clickModal].price }}</p>
        <p>{{ oneroooms[clickModal].content }}</p>
        <!-- <button @click="modalOpen = false">닫기</button> -->
      </div>
    </div>
  </div>
</template>

<script>
export default {
  name: "ModalDetail",
  props: {
    onerooms: Array,
    clickModal: Number,
    modalOpen: Boolean,
  },
};
</script>

<style></style>

====

 ERROR MESSAGE