conference pin

Hi all, This is my first post asking for some help. I want to create a Conference Center with no pin, when I type in 0 or nothing at PIN Length field, it wont save and give me Please provide: PIN Length validation error message. I tried to search online and found this post...

Hello, I have been playing with the conference features of FusionPBX and I'm not sure if I'm doing something incorrectly or if there is something else wrong. When I set up a conference and enter a conference PIN, I can call into the conference and get straight in without ever being prompted for...