PLS-00498: illegal use of a type before its declaration



PLS-00498: illegal use of a type before its declaration..

Answer / guest

Cause: A variable or constant was declared to be of a type
whose declaration appears later in the compilation unit; or,
a type or subtype was declared in terms of another type
whose declaration appears later in the compilation unit.

Action: Ensure that the type declaration preceeds its use in
the variable/ constant/type declaration.

Please add more information about this Error

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Oracle Errors Interview Questions

DRG-10832: can not delete from feedback table string

1 Answers  


NNL-00017: cannot start server, program "string" does not exist

1 Answers  


ORA-12490: DBHIGH cannot be lowered

1 Answers  


ORA-31619: invalid dump file "string"

1 Answers  


PLS-00630: pipelined functions must have a supported collection return type

2 Answers  






TNS-04234: Trace Assistant WARNING: won't decode TTC

1 Answers  


ORA-30084: invalid data type for datetime primary with time zone modifier

1 Answers  


ORA-38415: invalid name or datatype for the attribute: string

1 Answers  


ORA-06430: ssaio: Seals do not match

1 Answers  


ORA-30455: summary contains VARIANCE without corresponding SUM & COUNT

1 Answers  


ORA-32696: HTI: No free slot

1 Answers  


ORA-25287: Invalid value string, string should be non-negative

1 Answers  


Categories