[BUG] ...npm run crm-sync:sf:b2cinstance:setup IS FAILING

[WaldirPlasencia]

I'm at step 27 "Configure Your B2C Instance".
I'm giving command: npm run crm-sync:sf:b2cinstance:setup

Its resulting in error:

OK Salesforce Platform Authentication Token │
00D3O0000008kEy!AQYAQDnjQj6pENzfASE9l6Yvb6cnFaGBubqQyUnxWHr1IRh7XGZCzZ6izXfwzwUyCui_AdTbku5gHnGZJSSXrCJEtJOp5A4F
OK Verified that a B2C Client ID exists [XXXXXXXXXXXXXXXXX]
OK https://XXXXXXXXXXXXXXXXXXXX/lightning/r/B2C_Client_ID__c/XXXXXXXXXXXXXXXXXX/view
OK Verifying that a B2C Instance record exists in the Salesforce Platform
OK Verified that the default B2C Instance does not exist; creating the default record
OK Successfully created the default B2C Instance record [a0G3O000005YmxAUAS]
OK https://XXXXXXXXXXXXXXXXXXXXXXXX/lightning/r/B2C_Instance__c/XXXXXXXXXXXXXXXXXXXXXXXXX/view
KO Seeding B2C CustomerLists and Sites for this B2C Instance in the Salesforce Org
Error: Request failed with status code 401

[jbachelet]

Please verify your credentials, error 401 means you are Unauthorized.