QB Issue Resolution:
The best way is to mark them as inactive. You can’t delete names that are associated with transactions as that would alter your books.
Resolution for Issue 'I would like to start a new year for my company to eliminate some old vendors, customers, etc. Is there a way to do this like you can in Quicken?' available: Yes (Solved).
Source: Intuit Community forum.
I would like to start a new year for my company to eliminate some old vendors, customers, etc. Is there a way to do this like you can in Quicken?: this issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.
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