bbdb-cid: 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 Debian possible default full paths are:

/usr/bin/bbdb-cid - from package: bbdb

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