If you report on a previous year you will find the expenses are there

at the start of a new year, QB sets income and expense to zero by posting to retained earnings, or equity if you are sole trader.  That allows you to accumulate income and expenses per year as […]

Resolution for 'accumulate income issue: 'All expenses were removed with the new year. what happened ? Can i retrieve them ?' available: Yes.

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

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