Gowri wrote: > Hi all , > > some time back i have installed FC4 and kernel-devel ( headers) , for > building and loading kernel modules. > > Things were working fine , > > In recent days , i deleted the kernel-devel ( headers ) by mistake . > > i tried to install again kernel-devel headers using command "yum install > kernel-devel-2.6.11 . > it got installed but when i try to build and insert module , > It is giving an error > "invalid module format" > > I have verfied in /var/log/messages it is giving a message > "disagrees about version of symbol struct_module " > > when i type uname -r its output is 2.6.11-1.1369_FC4smp. > > installed kernel-devel directory name is 2.6.11-1.1369_FC4-i686. > > > How i can download the exact kernel-devel headers ? > > Any pointers will be helpfull. It appears you are running an SMP kernel but you loaded the devel packages for the UP kernel. kernel-smp-devel I what you want -- You have a reputation for being thoroughly reliable and trustworthy. A pity that it's totally undeserved.