java server process in red colour , how can i touble shoot

hi friends

my develpment system java server process in red colour its not starting i tryed to restart the system from os level but its not starting

enviroment aix 5.3

db db2

sap component abap +java

abap engin i working fine ,sdm and dispatcher is working fine .but java server process is not working .

can any one suggest me who to resolve this problem my develpmet is stopped can i have any clue where to check.

thanks in advance

regard

raja