abrt-action-save-kernel-data: command not found

Have You tried accessing the binary with the full path?

Maybe Your $PATH variable doesn't contain the default paths? echo $PATH should give something like:

[root@server ~]# echo $PATH
/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin

If it's empty, You may set the PATH variable with this command

export PATH="/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin"

On CentOS possible default full paths are:

/usr/bin/abrt-action-save-kernel-data - from package: abrt-addon-kerneloops

You may install the required package with command yum install {package}
Error in other languages:
abrt-action-save-kernel-data: bevel nie gevind nie
abrt-action-save-kernel-data: comandă negăsită
abrt-action-save-kernel-data: comando não encontrado
abrt-action-save-kernel-data: commande introuvable
abrt-action-save-kernel-data: command not found
abrt-action-save-kernel-data: käsku ei ole
abrt-action-save-kernel-data: không tìm thấy lệnh
abrt-action-save-kernel-data: komanda nerasta
abrt-action-save-kernel-data: Kommando nicht gefunden.
abrt-action-save-kernel-data: kommandot finns inte
abrt-action-save-kernel-data: komut yok
abrt-action-save-kernel-data: nie znaleziono polecenia
abrt-action-save-kernel-data: níor aimsíodh an t-ordú
abrt-action-save-kernel-data: no se encontró la orden
abrt-action-save-kernel-data: no s'ha trobat l'ordre
abrt-action-save-kernel-data: opdracht niet gevonden
abrt-action-save-kernel-data: parancs nem található
abrt-action-save-kernel-data: perintah tidak ditemukan
abrt-action-save-kernel-data: príkaz nenájdený
abrt-action-save-kernel-data: příkaz nenalezen
abrt-action-save-kernel-data: команда не найдена
abrt-action-save-kernel-data: командата не е открита
abrt-action-save-kernel-data: 命令找不到
abrt-action-save-kernel-data: コマンドが見つかりません