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.............

1875

ORA-26027: unique index string.string partition string initially in unusable state

5320

IMP-00096: Warning: Skipping table "string"."string" because type synonym "string"."string" cannot be created

842

IMP-00070: Lob definitions in dump file are inconsistent with database.

912

ORA-07497: sdpri: cannot create trace file 'string'; errno = string.

1893

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

1184

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

2060

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

1017

NZE-28890: Entrust Login Failed

937

IMG-02003: 2FF03 - incorrect color histogram feature specification

763

ORA-26084: direct path context already finished

1051

ORA-26028: index string.string initially in unusable state

2829

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.

1926

IMP-00063: Warning: Skipping table "string"."string" because object type "string"."string" cannot be created or has different identifier

1815

IMP-00064: Definition of LOB was truncated by export

5275