Console.log crashes node

[Alwinator]

NodeJS Version

v16.13.1

Platform

Linux monster 5.13.0-39-generic #44-Ubuntu SMP Thu Mar 24 15:35:05 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

Subsystem

No response

What steps will reproduce the bug?

https://github.com/Alwinator/automapper-nestjs-inject-bug

How often does it reproduce? Is there a required condition?

Simply start using npm run start:dev

What is the expected behavior?

That the mapped object is printed to console

What do you see instead?

The following exception:

[Nest] 39779  - 04/11/2022, 5:52:12 PM   ERROR [ExceptionHandler] Error: Error: TypeError: Cannot read properties of undefined (reading 'properties')
    at Collection.get property [as property] (/home/alwin/WebStormsProjects/node_modules/@mikro-orm/core/entity/ArrayCollection.js:119:44)
    at Collection.[nodejs.util.inspect.custom] (/home/alwin/WebStormsProjects/node_modules/@mikro-orm/core/entity/ArrayCollection.js:168:55)
    at formatValue (node:internal/util/inspect:763:19)
    at formatProperty (node:internal/util/inspect:1681:11)
    at formatRaw (node:internal/util/inspect:1006:9)
    at formatValue (node:internal/util/inspect:793:10)
    at formatProperty (node:internal/util/inspect:1681:11)
    at formatArray (node:internal/util/inspect:1508:17)
    at formatRaw (node:internal/util/inspect:1003:14)
    at formatValue (node:internal/util/inspect:793:10)
This is caused by either a bug in Node.js or incorrect usage of Node.js internals.
Please open an issue with this stack trace at https://github.com/nodejs/node/issues

    at new NodeError (node:internal/errors:371:5)
    at Function.fail (node:internal/assert:20:9)
    at handleMaxCallStackSize (node:internal/util/inspect:1370:10)
    at formatRaw (node:internal/util/inspect:1013:12)
    at formatValue (node:internal/util/inspect:793:10)
    at formatProperty (node:internal/util/inspect:1681:11)
    at formatArray (node:internal/util/inspect:1508:17)
    at formatRaw (node:internal/util/inspect:1003:14)
    at formatValue (node:internal/util/inspect:793:10)
    at formatProperty (node:internal/util/inspect:1681:11)

Additional information

No response

[B4nan]

You need to call MikroORM.init() first before you can work with the entity.

[Alwinator]

@B4nan That is embarrassing, sorry for using your time.

[B4nan]

No problem, its indeed weird and we should make it throw something more informative probably, will try to do so in some future version.