change max players to 50

src/server.properties

@@ -7,7 +7,7 @@ broadcast-console-to-ops=true
 broadcast-rcon-to-ops=true
 bug-report-link=
 debug=false
-difficulty=easy
+difficulty=peaceful
 enable-command-block=false
 enable-jmx-monitoring=false
 enable-query=false
@@ -18,7 +18,7 @@ enforce-whitelist=false
 entity-broadcast-range-percentage=100
 force-gamemode=false
 function-permission-level=2
-gamemode=survival
+gamemode=adventure
 generate-structures=true
 generator-settings={}
 hardcore=false
@@ -30,7 +30,7 @@ level-seed=
 level-type=minecraft\:normal
 log-ips=true
 max-chained-neighbor-updates=1000000
-max-players=20
+max-players=50
 max-tick-time=60000
 max-world-size=29999984
 motd=A Minecraft Server
@@ -39,7 +39,7 @@ online-mode=false
 op-permission-level=4
 player-idle-timeout=0
 prevent-proxy-connections=false
-pvp=true
+pvp=false
 query.port=25565
 rate-limit=0
 rcon.password=
@@ -57,7 +57,7 @@ simulation-distance=10
 spawn-animals=true
 spawn-monsters=true
 spawn-npcs=true
-spawn-protection=16
+spawn-protection=0
 sync-chunk-writes=true
 text-filtering-config=
 use-native-transport=true