Why is rasman.exe giving me errors?
System process issues are mainly a result of conflicting applications running on your PC. Consider uninstalling any applications you are not using and using
SpeedUpMyPC to scan your system for unused process and services.
Why do I have multiple instances of rasman.exe?
The system sometimes dedicates more resources to a specific task by generating multiple instances of one process. However this can also be a symptom of a virus or trojan infection. Make sure you always use an updated antivirus and run a full scan.
rasman.exe is known to have 1 other instances:
Backdoor.W32.Hupigon 
"rasman.exe is a process registered as a backdoor vulnerability which may be ...
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