Plugin Help Server closes by no reason

Hello everyone, im looking for someone who can help me.
I have a hosted Server with 2gb of Ram 1.11.2 , and when pass a few hours this just close and i see the log and all its okay.
Here is the Plugin List of my server, its hosted with Fluctis SSD.
- World Edit
- UberEnchant
- iDisguise
- Ram_Monitor
- PermissionsEx
- Holograpich Displays
- MineResetLite
- Vault
- Announce Lite
- ColoredTags
- WorldGuard
- Essentials
- EssentialsChat
- Precious Stones
- EssentialsSpawn
- EssentialsProtect
- Authme
Here is the log, sorry if something its in Spanish, i hope you can help me.

This is the last line

[20:35:11] [Thread-24/INFO]: [0;37;1m[[0;36;1mEndProject[0;37;1m] [0;32;1m¿Te gusta explorar?, encuentra las dungeons en el mapa!, hazte con los items en los cofres [m

I cant see any errors.