Kernel Upgarde in Linux

Dear All,

I hvae download kernel version SAPEXE_137-10005984.SAR and SAPEXEDB_137-10005987.SAR.

while Upgarde kernel in Solman 7.0 ehp1

Run cmd

cp - Rp </sapmnt/SID/exe> </Dump/Kernel_backup>

after that when i am in destination folede then execute

SAPCAR -xvf SAPEXE_137-10005984.SAR

message Coming Bash Command not found.

As per my knowledge i think this is permision issue.rp

i have provide chmod root to /dump/kernel_backup

coming same message Bash Command not found.

please let me know the correct procuedure how can i upgrade kernel.

please help me in this.