Receiving compilation errors when trying to recompile invalid objects during an attempt to upgrade Clarity:
Errors for FUNCTION COP_SUM_WBS_MATRIX_FCT:
248/88 PL/SQL: ORA-00904: "W"."W"."TRANSNO": invalid identifier
276/45 PL/SQL: SQL Statement ignored
Note: This error can also occur after migrating from Oracle release 11 to release 12 without going via an upgrade, or when updating the compatibility in Oracle