2023年诺丁汉杀人案调查发现，尽管瓦尔多·卡洛坎有暴力历史，警方因名字拼写错误和系统故障而错过了警告标志。 A 2023 Nottingham killings inquiry found police missed warning signs due to a misspelled name and system failures, despite Valdo Calocane’s violent history.

对2023年诺丁汉谋杀案的公开调查显示,Valdo Calocane后来杀害了3人,他于2023年5月在德尔比仓库袭击了两名同事,殴打一名同事并踢他的妻子,目击者描述了他的暴力、孤立行为。 A public inquiry into the 2023 Nottingham killings revealed that Valdo Calocane, who later killed three people, had assaulted two colleagues at a Derby warehouse in May 2023, punching one and kicking his wife, with witnesses describing his violent, detached behavior. 尽管对他的精神状况和暴力事件的历史感到关切,包括2021年对一名警官的袭击,但由于拼错姓名、缺乏培训以及系统性缺陷,包括密码问题阻止查阅记录,警察未能将事件联系起来。 Despite concerns over his mental state and a history of violence, including a 2021 assault on a police officer, police failed to connect the incidents due to a misspelled name, lack of training, and systemic gaps, including a password issue blocking access to records. 调查继续审查多个机构在对警告信号作出回应方面的失误。 The inquiry continues to examine failures by multiple agencies in responding to warning signs.