Date/Patch of first occurence: [RF]
Detailed Description: Usually it is possible to press Enter to open the chat and then type. When something else is clicked it is possible to keep typing. With the chat channel input it behaves different. Once clicked outside it is impossible to type in the field until clicking into it again.
How to reproduce: Write /c and press enter. Then press enter again and start typing, click the ground with the mouse and try to type, it does not work. To type again press in the chat channel bar again , then typing works again.