코드에서 text부분에 오류가 발생했습니다.

package com.example.mangoplate

import android.content.Context
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.ImageView
import androidx.recyclerview.widget.RecyclerView
import com.bumptech.glide.Glide
import kotlinx.android.synthetic.main.activity_main.*
class rvadapter(val context : Context, val List : MutableList<contentsmodel>):RecyclerView.Adapter<rvadapter.ViewHolder>(){
    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): rvadapter.ViewHolder {
        val v = LayoutInflater.from(parent.context).inflate(R.layout.rv_item,parent,false)
    return ViewHolder(v)
    }

    override fun onBindViewHolder(holder: rvadapter.ViewHolder, position: Int) {
        holder.bindItems(List[position])
    }

    override fun getItemCount(): Int {
        return List.size
    }

    inner class ViewHolder(itemView : View) : RecyclerView.ViewHolder(itemView){
        fun bindItems(item : contentsmodel){

            //바인딩을 하는 곳이다.
            val rv_img = itemView.findViewById<ImageView>(R.id.rvimagearea)
            val rv_text = itemView.findViewById<ImageView>(R.id.rvtextarea)

            rv_text.text = item.titleText
            Glide.with(context)
                .load(item.ImageURL)
                .into(rv_img)
        }
    }

//다른 것은 다 잘 되었는데, text만 오류가 발생했습니다.
//오류 해결 방법을 여쭙고 싶습니다.
//항상 수업 잘 듣고 있습니다!!
}

val rv_text = itemView.findViewById<ImageView>(R.id.rvtextarea)