# FATAL Error: Cannot find module '../../../../packages/kbn-config-schema'

**URL:** <https://discuss.elastic.co/t/fatal-error-cannot-find-module-packages-kbn-config-schema/353481>\
**Category:** Kibana\
**Tags:** docker, kibana-plugin-development\
**Created:** [February 16, 2024, 3:57pm UTC](https://discuss.elastic.co/t/fatal-error-cannot-find-module-packages-kbn-config-schema/353481 "2024-02-16T15:57:28Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![trosagnant](https://avatars.discourse-cdn.com/v4/letter/t/b2d939/32.png) [@trosagnant](https://discuss.elastic.co/u/trosagnant)\
**Post date:** [February 16, 2024, 3:57pm UTC](https://discuss.elastic.co/t/fatal-error-cannot-find-module-packages-kbn-config-schema/353481/1 "2024-02-16T15:57:28Z")

</div>

ELK version: 8.5.3  
yarn version: 1.22.19

So I'm developing a Kibana plugin and whenever I need to call `@kbn/config-schema` inside of it, I get the fatal error on Kibana startup after installation of said plugin (pasted below).

It's worth noting that `yarn build` does not generate any errors, it occurs only after successful installation on a fresh and clean Kibana (installed using the ` docker run --name NAME --net NET -p 63001:5601 docker.elastic.co/kibana/kibana:8.5.3` command).

So far I've tried the following steps:

1. Verified and reinstalled dependencies with `yarn kbn clean/reset` (tried both options) and `yarn kbn bootstrap`
2. Manually checked the tsconfig.json inside of a plugin and verified that the `@kbn/config-schema` exists in both development and runtime environment.
3. Verified the code, so it calls config-schema correctly.

Currently I'm out of ideas what could be possibly causing this error, I will be very thankful for any possible solutions or at least tips what should I do next.

```auto
[2024-02-16T13:26:51.393+00:00][FATAL][root] Error: Cannot find module '../../../../packages/kbn-config-schema'
Require stack:
- /usr/share/kibana/plugins/kpiFix/server/routes/index.js
- /usr/share/kibana/plugins/kpiFix/server/plugin.js
- /usr/share/kibana/plugins/kpiFix/server/index.js
- /usr/share/kibana/src/core/server/plugins/plugin.js
- /usr/share/kibana/src/core/server/plugins/discovery/plugins_discovery.js
- /usr/share/kibana/src/core/server/plugins/discovery/index.js
- /usr/share/kibana/src/core/server/plugins/plugins_service.js
- /usr/share/kibana/src/core/server/plugins/index.js
- /usr/share/kibana/src/core/server/server.js
- /usr/share/kibana/src/core/server/root/index.js
- /usr/share/kibana/src/core/server/bootstrap.js
- /usr/share/kibana/src/core/server/index.js
- /usr/share/kibana/src/cli/serve/serve.js
- /usr/share/kibana/src/cli/cli.js
- /usr/share/kibana/src/cli/dist.js
    at Function.Module._resolveFilename (node:internal/modules/cjs/loader:985:15)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:81:25)
    at require (node:internal/modules/cjs/helpers:103:18)
    at Object.<anonymous> (/usr/share/kibana/plugins/kpiFix/server/routes/index.ts:4:1)
    at Module._compile (node:internal/modules/cjs/loader:1155:14)
    at Object.Module._extensions..js (node:internal/modules/cjs/loader:1209:10)
    at Module.load (node:internal/modules/cjs/loader:1033:32)
    at Function.Module._load (node:internal/modules/cjs/loader:868:12)
    at Module.require (node:internal/modules/cjs/loader:1057:19)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at require (node:internal/modules/cjs/helpers:103:18)
    at Object.<anonymous> (/usr/share/kibana/plugins/kpiFix/server/plugin.ts:10:1)
    at Module._compile (node:internal/modules/cjs/loader:1155:14)
    at Object.Module._extensions..js (node:internal/modules/cjs/loader:1209:10)
    at Module.load (node:internal/modules/cjs/loader:1033:32)
    at Function.Module._load (node:internal/modules/cjs/loader:868:12)
    at Module.require (node:internal/modules/cjs/loader:1057:19)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at require (node:internal/modules/cjs/helpers:103:18)
    at Object.<anonymous> (/usr/share/kibana/plugins/kpiFix/server/index.ts:2:1)
    at Module._compile (node:internal/modules/cjs/loader:1155:14)
    at Object.Module._extensions..js (node:internal/modules/cjs/loader:1209:10)
    at Module.load (node:internal/modules/cjs/loader:1033:32)
    at Function.Module._load (node:internal/modules/cjs/loader:868:12)
    at Module.require (node:internal/modules/cjs/loader:1057:19)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at Module.Hook._require.Module.require (/usr/share/kibana/node_modules/require-in-the-middle/index.js:101:39)
    at require (node:internal/modules/cjs/helpers:103:18)
    at PluginWrapper.getConfigDescriptor (/usr/share/kibana/src/core/server/plugins/plugin.js:147:30)
    at PluginsService.handleDiscoveredPlugins (/usr/share/kibana/src/core/server/plugins/plugins_service.js:194:39)
    at PluginsService.discover (/usr/share/kibana/src/core/server/plugins/plugins_service.js:78:5)
    at Server.preboot (/usr/share/kibana/src/core/server/server.js:182:30)
    at Root.preboot (/usr/share/kibana/src/core/server/root/index.js:48:14)
    at bootstrap (/usr/share/kibana/src/core/server/bootstrap.js:99:9)
    at Command.<anonymous> (/usr/share/kibana/src/cli/serve/serve.js:216:5)

 FATAL Error: Cannot find module '../../../../packages/kbn-config-schema'
Require stack:
- /usr/share/kibana/plugins/kpiFix/server/routes/index.js
- /usr/share/kibana/plugins/kpiFix/server/plugin.js
- /usr/share/kibana/plugins/kpiFix/server/index.js
- /usr/share/kibana/src/core/server/plugins/plugin.js
- /usr/share/kibana/src/core/server/plugins/discovery/plugins_discovery.js
- /usr/share/kibana/src/core/server/plugins/discovery/index.js
- /usr/share/kibana/src/core/server/plugins/plugins_service.js
- /usr/share/kibana/src/core/server/plugins/index.js
- /usr/share/kibana/src/core/server/server.js
- /usr/share/kibana/src/core/server/root/index.js
- /usr/share/kibana/src/core/server/bootstrap.js
- /usr/share/kibana/src/core/server/index.js
- /usr/share/kibana/src/cli/serve/serve.js
- /usr/share/kibana/src/cli/cli.js
- /usr/share/kibana/src/cli/dist.js

```

Additionally, I paste the code fragment from the plugin that in my belief causes this error.  
`plugin/server/routes/index.ts`

```auto
import { schema } from '@kbn/config-schema';

const requestBodySchema = schema.object({
  index: schema.string(),
  script: schema.object({
    source: schema.string(),
    params: schema.object({
      fieldName: schema.string(),
      fieldValue: schema.string(),
    }),
    lang: schema.string(),
  }),
  query: schema.object({
    range: schema.object({
      "@timestamp": schema.object({
        format: schema.string(),
        gte: schema.string(),
        lte: schema.string(),
      }),
    }),
  }),
});

....
router.post({
  path: '/api/kpi_fix/_update_by_query',
  validate: {
    body: requestBodySchema,
  },
}, async (context, request, response) => {
  try {
    const { index, script, query } = request.body;
    const esClient = context.core.elasticsearch.client.asCurrentUser;
    const result = await esClient.updateByQuery({
      index,
      body: {
        script,
        query,
      },
    });
    return response.ok({ body: result });
  } catch (e) {
    console.error(e); // Log the error for debugging
    return response.customError({ statusCode: 500, body: 'Internal Server Error' });
  }
});
...

```

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [March 15, 2024, 3:57pm UTC](https://discuss.elastic.co/t/fatal-error-cannot-find-module-packages-kbn-config-schema/353481/2 "2024-03-15T15:57:29Z")

</div>

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