You are asking too much performance from your computer, that hasn't much memory. Do these changes in the OR options:
- Uncheck "Automatically tune settings to keep performance level" in Experimental options
- Reduce "Viewing distance" of distant mountains to 60 or 40 Km in Video options
- Reduce "Viewing distance" to 2000 m in Video options.
You are asking too much performance from your computer, that hasn't much memory. Do these changes in the OR options:
- Uncheck "Automatically tune settings to keep performance level" in Experimental options
- Reduce "Viewing distance" of distant mountains to 60 or 40 Km in Video options
- Reduce "Viewing distance" to 2000 m in Video options.
Then try again and pls. report.