you can not delete from an import
open the chart of accounts, run a report on inventory asset, each item will have a start entry, try editing that and changing the date
Resolution for 'Change initial tracking issue: 'Change initial tracking date for all inventory items on QBO' available: Yes.
The Change initial tracking 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 Change initial tracking issue yourself by looking for a resolution described in the article. If it is a complex Change initial tracking issue or you are unable to solve the issue, you may contact us by clicking here or by using other Change initial tracking support options.
For more information about resolving issues related to Change initial tracking in Quickbooks/QBO or to get support for the issue 'Change initial tracking date for all inventory items on QBO', click the link below: