iBooks 1.2 Configuration problem while opening books

Ok so here is the latest of the issues that I have faced since updating the iBooks on my iPhone to 1.2, ok I know it is so damn slow, anyways as you can see in the image below each time I try to open a book I get this msg:

"There is a problem with the configuration of your iPhone. Please restore with iTunes and reinstall iBooks."

Cannot connect to iTunes store while trying to update an app

Ok today's fix is faced by a lot of people on all iDevices (iPhone, iPad, and iPod) this problem occurs sometimes when you try to update an app through the app store and although you enter the correct credentials still you get this problem.

Misconceptions:
1- That this problem is caused by carrier restrictions.
2- That this problem is caused by 3G or WiFi.
3- That this problem is caused by the latest update or backup you made.
4- That this problem is caused by the jailbreak or unlock.

JailBroken iPhones Push Fix and Battery Fix Right of iTunes

Ok so here is the latest in this series of Fixes that was just out yesterday, and posted on Dev-Team blog, this is the best solution yet to fix the current problem caused by hacktivation of iPhones which is the absence of push certificates and as everyone knows so far that this causes the iPhone to go hot and the battery to drain at warp speeds even in stand by mode, this method is far easier than the method posted in my previous posts and makes things look almost as if official.

A Little Explanation:
The new method tricks your iPhone and iTunes into creating legitimate activation tickets even though you’re unlocked with ultrasn0w. developed by @sbingner (author of TetherMe) his tool “Subscriber Artificial Module (SAM)”  does the trick.

iPhone OS Battery Drainage Problem Fixes Cont.

Ok as promised I will be writing about other possible solutions for the iPhone battery drainage problem and how to fix it these possible solutions the I will list below after the break are usable on both the Jailbroken iPhones as well as the official non-jailbroken iPhones.

To make things clearer these methods also apply to hacktivated iPhones that weren't fixed in my previous post about how to solve the battery drainage issue in iPhones, so if you tried my previous solution and have a hactivated iPhone and still facing the battery drainage problem you should also think about trying below solutions before giving up.

Methods in solving battery drainage issue with iOS 4.x updates:

iPhone OS Battery Drainage Problem Fixes (updated)

So here it is the fix for the battery draining of iOS 4.x on all the updated devices, this problem is being faced by a lot of iOS users out there specially iPhone users 3G, 3GS, and 4, mostly the ones with jailbroken and hactivated phones to run the iOS. from its symptoms also the extra heat sensed from the iPhone.

Misconceptions:

1. Ultrasnow update is causing it
2. Something is wrong either with pwantool, or redsnow.
3. The update firmware is causing it. (AKA Apple)
4. AT&T or the Carrier is ripping you off.

It is neither of these, after investigating the issue for so long and facing it personally I found a tiny thing that lead me to pinpointing the problem.

The Problem Cause: