There are size limitations to attachments and quite possibly your company file exceeds those.

Save the AC locally, then use a program like Send Big Files (there are others) to transmit.

Or copy to a flash drive and hand deliver.

Long time ago I recall the accountant would get an email with a […]

Resolution for 'Big Files issue: 'Client cannot send accountants copy via Intuit server or attached to email. File has been condensed to reduce size. Why is this happening?' available: Yes.

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

For more information about resolving issues related to Big Files in Quickbooks/QBO or to get support for the issue 'Client cannot send accountants copy via Intuit server or attached to email. File has been condensed to reduce size. Why is this happening?', click the link below: