Click – the platform should connect, pull your account data, and display the classic workspace.
| Symptom | Likely Cause | Quick Fix | |---------|--------------|-----------| | | Running on 64‑bit Windows without compatibility mode. | Right‑click → Properties → Compatibility → Run this program in compatibility mode for Windows 7 → Run as administrator . | | License key rejected | Wrong key (e.g., for a newer version) or key not yet activated. | Double‑check the key in Client Center; if still failing, contact Support. | | Missing RadarScreen or other modules | Modules deselected during install. | Re‑run installer → Modify → tick the missing components. | | Connection to data feed fails | Firewall blocking ports (typically 443, 80, 443 + specific TradeStation ports). | Add an outbound rule for TradeStation.exe or temporarily disable firewall to test. | | Platform crashes on start | Corrupt user profile or old configuration files. | Delete/rename the folder %APPDATA%\TradeStation\9.5 (it will be recreated). | download tradestation 9.5
: In 9.5, your workspaces and ELD files are stored in the Documents\TradeStation 9.5 folder, making them easier to back up compared to older versions that used the Program Files directory. Click – the platform should connect, pull your