Data source creation problem with JASPERSERVER 4.0?

[shivareddyk]

hi,

 

i am trying to create datasource by using following parameters in jasperserver4.0,

1.Datasource-->add resource--->datasource

2.Type :JDBC Datasource

3. Name: abcd

  ResourceID:abcd

  Description : abcd

 Driver:com.mysql.jdbc.Driver

URL: jdbc:mysql://10.255.3.237:3306/mysqldbname

user name: root

password:root

save location: datasources

and finaly i clicked SUBMIT button,but the datasource(abcd) not saved at datasource,could u pls let me know any one?wht is the cause...i am getting this issue with jasperreportserver 4.0.

regards