osx - Starting Neo4j failed: Address localhost:7474 is already in use, cannot bind to it -

i'm trying install neo4j server on localhost (mac osx - el-capitan) , i'm getting error -

starting neo4j failed: address localhost:7474 in use, cannot bind it.

i tried stop port running , install throw neo4j install app, still give error

when try start neo4j server gives me error :

./usr/local/bin/neo4j: line 229: [: many arguments

try kill java processes :

sudo killall -9 java 

then restart neo4j server :

./bin/neo4j restart