Please try to perform the following on the RadEditor Demo Page:
1. Empty the editor using the HTML tab.
2. Go to the Design tab and press Enter
Result: two <p> tags appears.
3. Type any line and press Enter.
Result: the word is in a <p> tag, one more <p> tag under the word.
4. Press Enter.
Result: new two <p> tags appears.
Please take a look at this video for better understanding: https://dl.dropboxusercontent.com/u/101184853/Two_p_tags.swf
Please suggest how we can fix this issue.