NOTE : FOR WHO HAS IOS 8 OR UP U SHOULD make a symbolic link in /var/mobile and name it Applications ! And locate it to /var/mobile/Containers/Bundle/Application ! Then try install it ! BE CAREFULL !
Tutorial on how to make a symbolic link
Open "iFile" and navigate in " /var/mobile/ ";
Now,tap on "Edit" and then on " + ";
Now,tap on "Type" under "Attributes " and tap on " Symbolic Link ";
Go back and change the Name to " Applications ";
Now,in "Link Target" write this: " /var/mobile/Containers/Bundle/Application ";
Tap on "Create" and that's it!
Enjoy D: