Why plugins developer not fixing captcha issue?

Guys These plugins not solving captcha's .. Can developer fix this issue?
I am using MC 2.4.3

Plugins not solving captchas. I downloaded again today but same issue.
1.volumebux
2. lynker
3. hirenclix
4.nodbux
5.clixsms
6.slingbux
7.lcnclix

Please help me.

Please reply me...

+1
See this my thread! [Only registered and activated users can see links. Click Here To Register...]

+1
See this my thread! [Only registered and activated users can see links. Click Here To Register...]

Since you have a neatly organised thread here [Only registered and activated users can see links. Click Here To Register...] I'm closing this.