Unidentified OOM security battle droid (Citadel)

"Sir, one of the cargo shuttles was clear for landing but never arrived."

- The droid speaking with Osi Sobeck.

This OOM security battle droid was stationed on the Separatist planet Lola Sayu in the Citadel prison around 21 BBY at the time of the Battle of Lola Sayu.

Biography
During the imprisonment of Jedi general Even Piell by the Separatists in the Citadel prison on Lola Sayu, this Security droid along with many others were under command of prison warden Osi Sobeck in the Citadel's command room and controlled the communication array of the prison.

Battle of Lola Sayu
When the elite team of clone troopers led by Obi-Wan Kenobi and Anakin Skywalker arrived on the planet in an attempt to free the captive Even Piell, this droid warned Osi Sobeck that a shuttle, the one used by the Jedi to infiltrate the planet, was cleared for landing but never arrived.

Behind the scenes
This OOM security battle droid, like every battle droid in The Clone Wars movie and The Clone Wars TV series, was voiced by Matthew Wood. His name was never given.