Oracle

How to fix the Oracle error NNL-00403: Number of answers: number?

How to fix the Oracle error ORA-09969: unable to close or remove lock file?

How to fix the Oracle error ORA-24230: input to DBMS_DDL.WRAP is not a legal PL/SQL unit?

How to fix the Oracle error ORA-26051: internal error parsing packed decimal format string?

How to fix the Oracle error ORA-30356: the specified refresh method is not supported in this context?

How to fix the Oracle error TNS-12536: TNS:operation would block?

How to fix the Oracle error LPX-00660: Not a well-formed document or external entity.?

How to fix the Oracle error ORA-00962: too many group-by / order-by expressions?

How to fix the Oracle error ORA-16854: apply lag could not be determined?

How to fix the Oracle error ORA-42307: columns of an Editioning view may only refer to base table columns?

How to fix the Oracle error PRVF-07543: OS Kernel parameter “{0}” does not have proper value on node “{1}” [Expected = “{2}” ; Found = “{3}”].?

How to fix the Oracle error PCC-00002: Invalid syntax at column number in line number of file string?