While executing the transaction code ST03N in SAP some time problem comes that there is a conflicts in Time Zone between 000 and other clients in the same system.
1) Execute the transaction code stzac in both of the respective clients.
2) Check whether System Time Zone and User's Default Time Zone are same in both the clients.
3) If not the maintain both the Time Zone i.e., System Time Zone and User's defaults Time Zone Same in both the clients.
While Saving it will create a Transport Request.
Again check with the Transaction Code ST03N you will find conflict has been resolved