Fail/warning on node 14

[serak]

ModuleError: The iterator.end() method was renamed to close() and end() is an alias that will be removed in a future version
at Iterator.end (C:\Users\Serak\Desktop\node_embedded\node_modules\abstract-level\abstract-iterator.js:382:20)
at Object.end (C:\Users\Serak\Desktop\node_embedded\node_modules\level-sublevel\nut.js:190:22)
at ReadStream._cleanup (C:\Users\Serak\Desktop\node_embedded\node_modules\levelup\lib\read-stream.js:78:20)
at C:\Users\Serak\Desktop\node_embedded\node_modules\levelup\lib\read-stream.js:53:19
at Iterator.[handleOne] (C:\Users\Serak\Desktop\node_embedded\node_modules\abstract-level\abstract-iterator.js:356:5)
at processTicksAndRejections (internal/process/task_queues.js:75:11) {
code: 'LEVEL_LEGACY'
}