In the event of a data loss during a software deployment, it is crucial for the project manager to take immediate action to prevent further loss and to understand the root cause of the issue. Inviting a consultant to review the process allows for an expert assessment of the situation, which can help in identifying the problem quickly and preventing recurrence. This approach aligns with the best practices in project management and business analysis, which advocate for prompt and effective response to project issues to mitigate risks and ensure project success123. References: * Exam PMP topic 1 question 183 discussion - ExamTopics1. * How to Avoid Common Software Deployment Challenges - xMatters2. * Project Managers: How to Leverage Business Analysis for Project Success - AdaptiveUS3.