Need help wont let me play Minecraft the Error message keeps popping

[CoolLuca]

My minecraft won't start! a message keeps popping up saying could not create the java virtual machine!

 

[iyzik]

Do you have java installed?

 

[Weirdo_Selah]

Do you have java installed?

I do, and it still won't start.

 

[Shadowfire959]

people say to remove java and download it back