matlab 2018a errors please help

i installed window 10 in my pc then Matlab r2018a and when ever i start Simulink the Following warnings shows up

Warning: Failed to start the web server. This could be because of the Java virtual machine. Restart MATLAB without the flag -NoJVM to fix this.

and the the errors show up when creationg a model pleas help me

i Added screen shots

Answer 1

[Walter Roberson]

For the message about the cache, give the command

rehash toolboxcache

For the message about the server, either disable Windows Firewall or else make an exception for port 31614 to talk on the local machine.

[mouad boumediene]

ok i'll try and get back to you

tnx