| What you observe | What to investigate first |
|---|---|
| One report is blank | Date range, filters, customization |
| Recent transactions are missing | Date range and refresh |
| Totals look different | Accounting method and filters |
| Standard report works but saved report doesn't | Saved customization |
| QuickBooks Online report won't load | Browser session and cache |
| Report export fails in QuickBooks Online | Browser/cache troubleshooting |
| Several Desktop reports are affected | Application or company-file scope |
| Other QuickBooks functions also fail | Broader application/company-file troubleshooting |