see this how to article
Resolution for 'bulk price issue: 'How do I import bulk price level per item custom pricing?' available: Yes.
The bulk price 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 bulk price issue yourself by looking for a resolution described in the article. If it is a complex bulk price issue or you are unable to solve the issue, you may contact us by clicking here or by using other bulk price support options.
For more information about resolving issues related to bulk price in Quickbooks/QBO or to get support for the issue 'How do I import bulk price level per item custom pricing?', click the link below: