Cannot modify old revisions

[Aziz Ahmad Noorzaie]

 What is the cause of this problem?

[ERROR] Uncaught exception; exceptionName="Error" exceptionMessage="Cannot
modify old revisions" exceptionStack="Error: Cannot modify old
revisions\n    at VersionedMap.set (lib/versioned-map.js:120:17)\n    at
lib/session.js:117:44\n    at lib/db.js:545:16\n    at handleCallback
(node_modules/mongodb/lib/utils.js:120:56)\n    at
node_modules/mongodb/lib/collection.js:1416:5\n    at handleCallback
(node_modules/mongodb/lib/utils.js:120:56)\n    at
node_modules/mongodb/lib/cursor.js:683:5\n    at handleCallback
(node_modules/mongodb-core/lib/cursor.js:171:5)\n    at nextFunction
(node_modules/mongodb-core/lib/cursor.js:691:5)\n    at
node_modules/mongodb-core/lib/cursor.js:602:7"
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