Queries May Fail Against VDBs Containing Datafiles With Non-Zero Final Blocks (TB009) Last updated Save as PDF Alert Type Data Availability Impact If the last block of a datafile on a source database contains data, a query against a VDB provisioned from that source may fail with an ORA-08103 error due to missing data. Contributing Factors This issue occurs in the following Delphix Releases: Delphix Engine 126.96.36.199 Delphix Engine 188.8.131.52 This issue may occur on VDBs provisioned from a source which has had data written to the last block of a datafile after the initial load was completed. Symptoms ORA-08103 errors while running queries on VDBs. Example: ERROR at line 1: ORA-08103: object no longer exists ORA-06512: at "SYS.DBMS_STATS", line 18408 ORA-06512: at "SYS.DBMS_STATS", line 18429 ORA-06512: at line 1 Relief/Workaround The Delphix Engine should be upgraded to the latest version of Delphix Engine 3.1 or later releases. Contact Delphix Support to arrange an upgrade. Resolution The issue is addressed in Delphix Engine 184.108.40.206 and later releases.