Yarn build fail with The "to" argument must be of type string. Received type object

[trepmag]

Describe the bug
yarn install && yarn build fail with the following message:

[1/2] CONFIG Creating config files (failed)

The "to" argument must be of type string. Received type object
TypeError [ERR_INVALID_ARG_TYPE]: The "to" argument must be of type string. Received type object
    at validateString (internal/validators.js:112:11)
    at Object.relative (path.js:1055:5)
    at /home/cgampert/Projects/grid/superset/superset-ui-plugins/node_modules/@superset-ui/build-config/configs/typescript.js:24:33
    at Array.forEach (<anonymous>)
    at Object.<anonymous> (/home/cgampert/Projects/grid/superset/superset-ui-plugins/node_modules/@superset-ui/build-config/configs/typescript.js:23:22)
    at Module._compile (internal/modules/cjs/loader.js:945:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:962:10)
    at Module.load (internal/modules/cjs/loader.js:798:32)
    at Function.Module._load (internal/modules/cjs/loader.js:711:12)
    at Module.require (internal/modules/cjs/loader.js:838:19)

error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.

This was triggered on current master head (df66066) while following steps of the demo package.

Update: the error message is different with a node version 12 (instead of a 8 previously)

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[kalimuthu123]

i am having this error Beemo.module cannot found

[trepmag]

Looks like build fix is being threaten in this issue #319; checkout the kristw--nimbus branch...