Thank you for the help. I added linux/modversions.h into i2c-impi.c, and then test it again, but still got the same error. Br, Hubert ? 2006-07-09?? 21:22 +0200?Rudolf Marek??? > Hello Hubert, > > Sorry for the delay. > > > ipmi_destroy_user_Rsmp_74848fb7 > > It seems like modvesions problem to me. Does the i2c-impi directly include the > modversions.h file? > > Anyway, you have the RedHat E. Linux so I would suggest to ask RedHat for that > (or impi people) > > The kernel 2.4.21 is very old and unfortunately I cannot recall anything special > about it. I would focus on the modversion problems -> most likely it is the case > of troubles. > > I hope it helps, > > Regards > Rudolf >