A Republic Airlines flight attendant arrived for work Sunday at Philadelphia International Airport with a loaded gun in her bag that accidentally discharged, U.S. Airways told NBC.

A U.S. Airways spokesperson confirmed that the employee headed through airport security with a gun inside her carry-on bag. When a police officer was called over to check out the gun, the firearm accidentally discharged, the spokesperson says in the article.

The bullet went into a TSA break room where an employee was sitting, but no one was injured, police report.

The flight attendant allegedly told police that she forgot the gun was in her bag, and Philadelphia Police say that she had a legal permit to carry a gun, NBC reports.

She received a summary citation for disorderly conduct, was taken into custody and released, the police say in the article. The plan was headed to Dallas, Texas, and the name of the attendant has not been released.