Back to TopRate This DocumentFindabilityAccuracyCompletenessReadability0/200SubmitClose File os/rand.c Not Found When Installing MetaPhlAn Symptom During MetaPhlAn installation, an error message is displayed indicating that the os/rand.c file is missing. Key Process and Cause Analysis The os/rand.c file is missing. Conclusion and Solution Install Samtools. For details, see Installing Samtools.