Incident: Bose Sleepbuds Software Failure: Charging and Powering Down Issues.

Published Date: 2019-10-03

Postmortem Analysis
Timeline 1. The software failure incident with Bose Sleepbuds happened recently as mentioned in the article. 2. Published on 2019-10-03. Therefore, the software failure incident with Bose Sleepbuds happened in October 2019.
System The software failure incident in the article [90562] involved the Bose noise-masking Sleepbuds. The specific components that failed were related to the battery performance, which did not work consistently or predictably as needed to meet the company's standards. 1. Bose noise-masking Sleepbuds 2. Battery chosen for the Sleepbuds
Responsible Organization 1. Bose General Manager John Roselli [90562]
Impacted Organization 1. Customers who purchased the Bose noise-masking Sleepbuds were impacted by the software failure incident as they experienced issues with the items failing to charge fully and unexpectedly powering down [90562].
Software Causes 1. The software causes of the failure incident were related to software and firmware updates not being able to fix the issues with the Bose Sleepbuds, leading to unexpected power downs and charging failures [90562].
Non-software Causes 1. Inconsistent and unpredictable battery performance due to the chosen battery not meeting standards [90562]
Impacts 1. Customers experienced issues with the Bose noise-masking Sleepbuds failing to charge fully and unexpectedly powering down, leading to dissatisfaction and complaints [90562]. 2. The software and firmware updates that were initially believed to fix the issues were not successful, causing continued failures and an increase in reported incidents [90562]. 3. The decision to discontinue the $249 wireless earbuds due to the hardware-related issues impacted customers who had purchased the product, leading to the need for returns and refunds [90562].
Preventions 1. Conducting thorough testing of the software and firmware updates before releasing them to customers to ensure they address the reported issues effectively [90562]. 2. Implementing a more robust quality assurance process to catch any potential issues with the software and firmware updates before they impact customers [90562]. 3. Performing a detailed analysis of the hardware components' compatibility with the software to ensure consistent and predictable performance [90562].
Fixes 1. Firmware updates [90562] 2. Hardware inspection and improvements [90562]
References 1. Email to customers from Bose General Manager John Roselli [90562]

Software Taxonomy of Faults

Category Option Rationale
Recurring one_organization (a) The software failure incident related to Bose's noise-masking Sleepbuds occurred again within the same organization. Despite initially believing that software and firmware updates could fix the issues, Bose General Manager John Roselli mentioned that the failures continued and even increased, leading them to closely examine each piece of hardware [90562].
Phase (Design/Operation) design, operation (a) The software failure incident related to the design phase is evident in the article. Bose mentioned that they initially believed that software and firmware updates could fix the issues with the Sleepbuds. However, despite their efforts, the failures continued and even increased. This indicates that there were issues introduced during the system development or updates that were not effectively addressed by the software and firmware updates [90562]. (b) The software failure incident related to the operation phase is also highlighted in the article. Bose mentioned that the battery chosen for the Sleepbuds did not work as consistently or predictably as it should to meet their standards. This suggests that there were contributing factors introduced by the operation or use of the system, specifically related to the battery performance, which led to the unexpected powering down of the Sleepbuds [90562].
Boundary (Internal/External) within_system (a) The software failure incident with Bose's noise-masking Sleepbuds was primarily within the system. The article mentions that Bose initially believed that software and firmware updates could fix the issues with the Sleepbuds, indicating that the problems were related to the internal functioning of the device. Additionally, the General Manager of Bose mentioned that failures continued despite their attempts to address them through updates, leading them to investigate the hardware components more closely [90562].
Nature (Human/Non-human) non-human_actions (a) The software failure incident in the article is primarily attributed to non-human actions. Bose mentioned that they initially believed software and firmware updates could fix the issues with the Sleepbuds, but the failures persisted and increased. Upon closer inspection, they discovered that the battery chosen for the Sleepbuds did not function consistently or predictably, leading to the software failure incident [90562].
Dimension (Hardware/Software) hardware (a) The software failure incident related to hardware: The article mentions that Bose discovered that the battery chosen for the Sleepbuds functions safely but doesn't work as consistently or predictably as it should to meet their standards. This indicates that the failure was due to a hardware issue [90562]. (b) The software failure incident related to software: The article states that Bose initially believed that software and firmware updates could fix the issues with the Sleepbuds. However, despite these updates, the failures continued and even increased, leading them to look more closely at each piece of hardware. This suggests that the failure was not primarily due to software issues but rather hardware-related [90562].
Objective (Malicious/Non-malicious) non-malicious (a) The software failure incident related to the Bose Sleepbuds was non-malicious. The failure was attributed to issues with the hardware, specifically the battery, which did not function consistently or predictably to meet the company's standards. Bose initially believed that software and firmware updates could fix the issues, but the problems persisted and even increased, leading them to investigate the hardware components [90562].
Intent (Poor/Accidental Decisions) unknown The software failure incident related to Bose's discontinuation of its noise-masking Sleepbuds was not explicitly attributed to poor decisions or accidental decisions in the articles provided [90562]. The failure was primarily linked to issues with the hardware components, specifically the battery, which did not function consistently or predictably enough to meet the company's standards. Bose initially believed that software and firmware updates could resolve the problems, but the failures persisted and even increased over time, leading to the decision to discontinue the product.
Capability (Incompetence/Accidental) accidental (a) The software failure incident in the article does not directly point to development incompetence as the cause. Instead, it mentions that Bose initially believed that software and firmware updates could fix the issues with the Sleepbuds. However, the failures persisted and were later attributed to inconsistencies in the battery's performance, not necessarily linked to development incompetence [90562]. (b) The software failure incident in the article is more aligned with an accidental failure. The article mentions that Bose discovered that the battery chosen for the Sleepbuds did not work consistently or predictably to meet their standards, leading to the unexpected powering down of the earbuds. This indicates that the failure was accidental rather than a result of intentional incompetence [90562].
Duration temporary The software failure incident related to Bose's noise-masking Sleepbuds was more of a temporary nature. The article mentions that Bose initially believed that software and firmware updates could fix the issues with the Sleepbuds. However, despite their efforts, the failures continued and even increased, leading them to investigate the hardware components more closely. This indicates that the failure was not permanent but rather temporary, as it was caused by specific circumstances related to the battery's inconsistent performance rather than being inherent to the entire product design [90562].
Behaviour value (a) crash: The software failure incident in the article is not described as a crash where the system loses state and does not perform any of its intended functions. [90562] (b) omission: The software failure incident in the article is not described as an omission where the system omits to perform its intended functions at an instance(s). [90562] (c) timing: The software failure incident in the article is not described as a timing issue where the system performs its intended functions correctly, but too late or too early. [90562] (d) value: The software failure incident in the article is described as a value issue where the system performs its intended functions incorrectly. The failure was due to the battery not working consistently or predictably to meet the company's standards. [90562] (e) byzantine: The software failure incident in the article is not described as a byzantine failure where the system behaves erroneously with inconsistent responses and interactions. [90562] (f) other: The software failure incident in the article is not described as any other specific behavior beyond the value issue mentioned. [90562]

IoT System Layer

Layer Option Rationale
Perception None None
Communication None None
Application None None

Other Details

Category Option Rationale
Consequence property, theoretical_consequence The consequence of the software failure incident related to the Bose Sleepbuds was primarily related to property. Customers experienced issues with the Sleepbuds failing to charge fully and unexpectedly powering down, leading to dissatisfaction with the product. As a result, Bose decided to discontinue the product and offer refunds to customers who returned the product by a certain date [90562]. There were no reported consequences of death, harm, basic needs, delays, or non-human impacts mentioned in the article. Theoretical consequences were discussed, such as potential fixes through software and firmware updates, but the actual consequence observed was related to property impact in terms of customer dissatisfaction and product discontinuation.
Domain information (a) The failed system in this incident was related to the information industry as it involved Bose's noise-masking Sleepbuds, which are wireless earbuds designed to help users sleep better [90562].

Sources

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