@jaisi => I tested package on fresh SMF 2.0 RC4, w/o other mods.
Thank you for repling please tell me now what should i do now. and i have recently upgrade rc3 to rc4 and my mod list are here
1. MessagePreviewOnHover 1.7 [ Uninstall ] [ List Files ] [ Delete ]
2. SimpleAds 1.0 [ Uninstall ] [ List Files ] [ Delete ]
3. AvatarSelect 1.2.1 [ Uninstall ] [ List Files ] [ Delete ]
4. SA Affiliates 3.3.5.4 [ Uninstall ] [ List Files ] [ Delete ]
5. Hide Tag Special 2.3.6 Ultra Unofficial [ Install Mod ] [ List Files ] [ Delete ]
6. Simple Audio Video Embedder 1.0.9 [ Uninstall ] [ List Files ] [ Delete ]
7. 'Read the Rules' Link Above Post Button 2.0 [ Uninstall ] [ List Files ] [ Delete ]
8. Board Message Icon 1.0
I had the same problem as you did. I fixed it.
Open this one, upload it and extract.
After that you should open your Post.php
Find (not the 1st one, but the 2nd hit)
if ($smcFunc['htmltrim'](strAdd before
// Okay i will say there is something, so that i check for an real empty post :) $context['user_post_avaible'] = 1;