cost of anything is not part of sales, invoices or sales receipts

you enter the purchase of materials.

If your version in the Philippines has reimbursed expenses in company settings, turn it on, that will allow you to associated the purchase with the sale, sort of. Making it billable or not is […]

Resolution for 'closed invoices issue: 'inputting cost of materials in closed invoices' available: Yes.

The closed invoices 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 closed invoices issue yourself by looking for a resolution described in the article. If it is a complex closed invoices issue or you are unable to solve the issue, you may contact us by clicking here or by using other closed invoices support options.

For more information about resolving issues related to closed invoices in Quickbooks/QBO or to get support for the issue 'inputting cost of materials in closed invoices', click the link below: