<div dir="ltr">the system is centos 5, fedora-ds version is fedora-ds-1.0.2-1.Linux. the result of ./startconsole -D when clicking "manage certificate" is: CommManager> New CommRecord (<a href="http://ldap.iut.ac.ir:61312/admin-serv/tasks/configuration/SecurityOp" target="_blank">http://ldap.iut.ac.ir:61312/admin-serv/tasks/configuration/SecurityOp</a>) java.net.ConnectException: Connection refused admserv version = null Focus lost javax.swing.JButton[,0,0,38x37,layout=javax.swing.OverlayLayout,alignmentX=0.0,alignmentY=0.5, border=javax.swing.plaf.BorderUIResource$CompoundBorderUIResource@7df60a,flags=296,maximumSize=, minimumSize=,preferredSize=,defaultIcon=com/netscape/management/client/images/task.gif,disabledIcon=, disabledSelectedIcon=,margin=java.awt.Insets[top=0,left=0,bottom=0,right=0],paintBorder=true,paintFocus=true, pressedIcon=,rolloverEnabled=false,rolloverIcon=,rolloverSelectedIcon=,selectedIcon=,text=,defaultCapable=true] I couldn't find out why only this tab of console has problem. other parts work well!the system is centos 5, fedora-ds version is fedora-ds-1.0.2-1.Linux. the result of ./startconsole -D when clicking "manage certificate" is: CommManager> New CommRecord (<a href="http://ldap.iut.ac.ir:61312/admin-serv/tasks/configuration/SecurityOp" target="_blank">http://ldap.iut.ac.ir:61312/admin-serv/tasks/configuration/SecurityOp</a>) java.net.ConnectException: Connection refused admserv version = null Focus lost javax.swing.JButton[,0,0,38x37,layout=javax.swing.OverlayLayout,alignmentX=0.0,alignmentY=0.5, border=javax.swing.plaf.BorderUIResource$CompoundBorderUIResource@7df60a,flags=296,maximumSize=, minimumSize=,preferredSize=,defaultIcon=com/netscape/management/client/images/task.gif,disabledIcon=, disabledSelectedIcon=,margin=java.awt.Insets[top=0,left=0,bottom=0,right=0],paintBorder=true,paintFocus=true, pressedIcon=,rolloverEnabled=false,rolloverIcon=,rolloverSelectedIcon=,selectedIcon=,text=,defaultCapable=true] I couldn't find out why only this tab of console has problem. other parts work well! </div>