If you notice Negative YTD encumbrances  run a soft year end close for the prior fiscal year.  Follow these instructions to run a soft year end close:

• Choose Enterprise > General Ledger > Processes Tab > Year End Close
• Chose the fiscal year and desired transaction date
• Click Soft Year End Only
• Click Combine Beginning Balances
• Click Close Grant Accounts only if you want to close the grant accounts to fund balance