malawarebytes antimalware will not start up

On my home network there is one desktop described above; also I have a Windows 8 laptop and a Windows XP laptop. The 8 laptop is not set up in compatibility mode; do not know about XP laptop.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
HP
OS
Windows 7 64 bit
CPU
intel core i5
Motherboard
pegatron abs
Memory
DDR3 6144 MGBYTES
Graphics Card(s)
HP w2408 on AMD Radeon HD 7570
Hard Drives
SEAGATE
Antivirus
NORTON
Browser
EXPLORER 64 BIY
Back
Top