UnhandledPromiseRejectionWarning: Error: A circular dependency has been detected

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Current behavior

Hello I am having issue only on JENKINS with the following package.json “dependencies”: { “@nestjs/common”: “7.4.4”, “@nestjs/core”: “7.4.4”, “@nestjs/microservices”: “7.4.4”, “@nestjs/platform-express”: “7.4.4”, “@nestjs/swagger”: “^4.6.1”, “@nestjs/typeorm”: “7.1.4”, “@nestjs/websockets”: “7.4.4”,

The issue doesnt occur on Windows or MAC. Not sure what is failing on Jenkins which runs on Linux version. PLEASE HELP…

core_1 | 2020-10-22T19:42:23.472811670Z INFO: All classes found using provided glob pattern “/jail-service/core/session/session.entity{.ts,.js}” : “/jail-service/core/session/session.entity.js”

core_1 | 2020-10-22T19:42:23.540807215Z (node:93) UnhandledPromiseRejectionWarning: Error: A circular dependency has been detected (property key: “screening”). Please, make sure that each side of a bidirectional relationships are using lazy resolvers (“type: () => ClassType”).

core_1 | 2020-10-22T19:42:23.540828602Z at SchemaObjectFactory.createNotBuiltInTypeReference (/jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:190:19)

core_1 | 2020-10-22T19:42:23.540832079Z at SchemaObjectFactory.mergePropertyWithMetadata (/jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:121:25)

core_1 | 2020-10-22T19:42:23.540835103Z at /jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:67:35

core_1 | 2020-10-22T19:42:23.540837948Z at Array.map (<anonymous>)

core_1 | 2020-10-22T19:42:23.540840485Z at SchemaObjectFactory.exploreModelSchema (/jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:66:52)

core_1 | 2020-10-22T19:42:23.540843184Z at SchemaObjectFactory.createNotBuiltInTypeReference (/jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:195:37)

core_1 | 2020-10-22T19:42:23.540845978Z at SchemaObjectFactory.mergePropertyWithMetadata (/jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:121:25)

core_1 | 2020-10-22T19:42:23.540848594Z at /jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:67:35

core_1 | 2020-10-22T19:42:23.540851132Z at Array.map (<anonymous>)

core_1 | 2020-10-22T19:42:23.540854255Z at SchemaObjectFactory.exploreModelSchema (/jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:66:52)

core_1 | 2020-10-22T19:42:23.540859186Z at SchemaObjectFactory.createNotBuiltInTypeReference (/jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:195:37)

core_1 | 2020-10-22T19:42:23.540863225Z at SchemaObjectFactory.mergePropertyWithMetadata (/jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:121:25)

core_1 | 2020-10-22T19:42:23.540867307Z at /jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:67:35

core_1 | 2020-10-22T19:42:23.540871059Z at Array.map (<anonymous>)

core_1 | 2020-10-22T19:42:23.540874307Z at SchemaObjectFactory.exploreModelSchema (/jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:66:52)

core_1 | 2020-10-22T19:42:23.540877053Z at SchemaObjectFactory.createNotBuiltInTypeReference (/jail-service/node_modules/@nestjs/swagger/dist/services/schema-object-factory.js:195:37)

core_1 | 2020-10-22T19:42:23.540880358Z (Use node --trace-warnings ... to show where the warning was created)

core_1 | 2020-10-22T19:42:23.540890259Z (node:93) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). To terminate the node process on unhandled promise rejection, use the CLI flag --unhandled-rejections=strict (see https://nodejs.org/api/cli.html#cli_unhandled_rejections_mode). (rejection id: 1)

core_1 | 2020-10-22T19:42:23.540894180Z (node:93) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.

Expected behavior

Minimal reproduction of the problem with instructions

What is the motivation / use case for changing the behavior?

Environment

Nest version: X.Y.Z

 
For Tooling issues:
- Node version: XX  
- Platform:  

Others:

[roopamedisetti1]

@nartc i think it was the issue in dto’s…

It is fixed now… Thank you very much for your assistance… I am closing this issue.

[jmcdo29]

@roopamedisetti1 could you please elaborate how you fixed, and what was the problem?

You’re probably lopoking for something like this: https://docs.nestjs.com/openapi/types-and-parameters#circular-dependencies