The forum software was updated 2 month ago but unfortunately the attachment plugin was not been tested well. As a result many attachments to the forum failed. This is the list of the broken attachments:

Gann_b2.cs 22.67 kb 2011-11-20 05:10:46;
1.0.JPG 24.71 kb 2011-11-20 15:13:49;
gann HiLo.zip 2.27 kb 2011-11-20 21:52:55;
supertrend.mq4 3.26 kb 2011-11-24 04:48:31;
bundle.jpg 87.85 kb 2011-11-29 03:34:09;
wallpaper584306.jpg 786.27 kb 2011-12-02 19:42:24;
EURUSD_H4.xml 3.69 kb 2011-12-03 13:51:46;
EURUSD_H4.xml 3.69 kb 2011-12-03 14:07:03;
测试.jpg 25.64 kb 2011-12-09 17:26:00;
FSB.zip 1.14 mb 2011-12-17 00:59:44;
EURUSD_BID_candles_day_1.csv 28.84 kb 2011-12-18 12:57:08;
EURUSD1440.csv 26.65 kb 2011-12-18 13:02:44;
DAILY TRADING RULES.doc 29 kb 2011-12-22 04:03:40;
DAILY TRADING RULES.doc 29 kb 2011-12-22 04:04:19;
PullBack Entery BetaV3.cs 16.26 kb 2011-12-24 11:45:04;
Image.jpg 17.94 kb 2012-01-17 10:43:11;
Barnov_Sar.cs 10.85 kb 2012-01-20 21:56:41;
Generated.xml 2.77 kb 2012-01-28 07:23:47;
Generated.xml 2.77 kb 2012-01-28 07:29:09;

We'll delete the files since they are inaccessible from the corresponding posts.
The plugin is repaired now, so that you can upload the files again.

Please fill free to report any bugs or issues with the website and the software.