“This has both an income and an expense account.”

This, what? You seem to have described an Item = two sided; has an Income account link and has an Expense account link.

“The expense account isn’t showing up, but the income is.”

You are seeing an Account; now we know you are seeing […]

Resolution for 'Actual Entry issue: 'Why is something showing up on my budget report but not my budget?' available: Yes.

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

For more information about resolving issues related to Actual Entry in Quickbooks/QBO or to get support for the issue 'Why is something showing up on my budget report but not my budget?', click the link below: