Nullpointer serializable

The following code is nullpointer exception.

private val userLumps by lazy {
    intent.getSerializableExtra(ARG_USER_LUMP) as ArrayList<UserLump>
}
private val adapter = OriginalAdapter(userLumps)

Error details

Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'java.io.Serializable android.content.Intent.getSerializableExtra(java.lang.String)' on a null object reference

It becomes null before it is initialized wit the lifecycle proble. No proble if set in onCreate.