Hi, I have an Oracle 10g database hosted on windows 2003 server with 4GB RAM and 400 GB disk space. My problem is when I am trying to schedule backup job on this database, I am getting errors mentioned below. ORA-01804: failure to initialize timezone information ORA-06512: at "SYSMAN.MGMT_GLOBAL", line 31 ORA-06512: at "SYSMAN.MGMT_GLOBAL", line 56 ORA-06512: at "SYSMAN.MGMT_JOB_ENGINE", line 3616 ORA-06512: at "SYSMAN.MGMT_JOB_ENGINE", line 4491 ORA-06512: at "SYSMAN.MGMT_JOB_ENGINE", line 4582 ORA-06512: at "SYSMAN.MGMT_JOB_ENGINE", line 4786 ORA-06512: at "SYSMAN.MGMT_JOB_ENGINE", line 4903 ORA-06512: at "SYSMAN.MGMT_JOB_ENGINE", line 5025 ORA-06512: at "SYSMAN.MGMT_JOB_ENGINE", line 5080 ORA-06512: at "SYSMAN.MGMT_JOBS", line 271 ORA-06512: at "SYSMAN.MGMT_JOBS", line 48 ORA-06512: at line 1 I am very much new to Oracle environment and clueless about the solution of above problem. Please help Vijay