When i am connect database through toad,one error occured. ORA-12514: TNS:listener does not currently know of service requested in connect descriptor. plz help me thanks advance.............

2807

ORA-26094: stream format error: input column overflow

2816

NZE-28890: Entrust Login Failed

1885

ORA-16627: No standby databases support the overall protection mode.

3993

ORA-16516: The current state is invalid for the attempted operation.

8824

ORA-26076: cannot set or reset value after direct path structure is allocated

1973

ORA-26082: load of overlapping segments on table string.string is not allowed

1770

In my project I am using star schema and only diimension tables are loaded and not fact tables any one can help me why it is happening? Plase guide me.

2874

IMP-00060: Warning: Skipping table "string"."string" because object type "string"."string" does not exist or has different identifier

3180

[ERROR] [main 11:01:20] (JCLLoggerAdapter.java:error:454) Unsuccessful: alter table user.CEN_USER_MASTER add constraint FKF4EDEDC3D0BAAE75 foreign key (ROLE_ID) references user.CEN_ROLE_MASTER [ERROR] [main 11:01:20] (JCLLoggerAdapter.java:error:454) ORA-02275: such a referential constraint already exists in the table

2733

ORA-26084: direct path context already finished

1954

ORA-26095: unprocessed stream data exists

3585

ORA-26030: index string.string had string partitions made unusable due to:

1943

when i ran any workflow or session, getting below error: seesion task instance[s_xxx]: Execution terminated unexpecterdly

2245

IMP-00064: Definition of LOB was truncated by export

6418