The trouble shooting problem Local Security Authority can’t be contacted

The trouble shooting problem Local Security Authority can’t be contacted

When the client try’s to connect to the remote host this type of pop-up pops. This occurs in four cases:
Case 1: when the server uses the key of size 464 or less than it.
Case 2: when the client try’s to connect to the remote host after the stand between the host and the client.
Case 3: When the client is already rooted to the remote host and again try’s to reconnect to the network.
Case 4: when the ISP of the user is the server is using the point to point tunneling protocol. This type of rules block the fragmented packets. So the errors pops-up.
Solutions:
Case 1: In this case try using the key which is greater than 464. Try using the lengthy key which has the large cue like 2048 or much bigger.
Case 2: In this case keep pinging to connect to the web has once the network is standby. It opens the new Internetwork to the host to connect, so try connecting to the host again so that you may connect for the next time.
Case 3: In this case try checking the network connection first so that you can know whether you are into the network or not. Else try to ping to the remote host again.
Case 4: In this follow the instructions in the image

If in the case you want to connect to the host in the same network then if you have issues with that then follow these instructions:
Step 1: go to control
Step 2: open system and security
Step 3: Open system
Step 4: go to remote settings
Step 5: In remote desktop by default you will find “don’t allow remote connections to this computer”
Step 6: Change it to “allow remote connections to this computer”.
That’s it this is how we can solve the problem. There many other various methods also for this we can fix it by surfing the net.