Category: Oracle

How to fix the Oracle error ORA-40021: no column named string in training table string?

In this post, you’ll learn more about the Oracle ErrorORA-40021: no column named string in training table string with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-40021: no column named string in training table string Reason for the Error ORA-40021: no column named string in training table string The training table does not contain…

How to fix the Oracle error ORA-44912: invalid or unsupported xpath expression string?

In this post, you’ll learn more about the Oracle ErrorORA-44912: invalid or unsupported xpath expression string with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-44912: invalid or unsupported xpath expression string Reason for the Error ORA-44912: invalid or unsupported xpath expression string The specified xpath is either invalid or unsupported in this context. How…

How to fix the Oracle error ORA-48187: specified directory does not exist?

In this post, you’ll learn more about the Oracle ErrorORA-48187: specified directory does not exist with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-48187: specified directory does not exist Reason for the Error ORA-48187: specified directory does not exist The specified directory does not exist. How to fix the Error ORA-48187: specified directory does…

How to fix the Oracle error PCB-00631: Host variable is not an External LOB?

In this post, you’ll learn more about the Oracle ErrorPCB-00631: Host variable is not an External LOB with the details on why you receive this error and the possible solution to fix it. Oracle Error Description PCB-00631: Host variable is not an External LOB Reason for the Error PCB-00631: Host variable is not an External LOB Cause: The given host variable was not declared to…

How to fix the Oracle error IMG-00855: internal image index free failed?

In this post, you’ll learn more about the Oracle ErrorIMG-00855: internal image index free failed with the details on why you receive this error and the possible solution to fix it. Oracle Error Description IMG-00855: internal image index free failed Reason for the Error IMG-00855: internal image index free failed Cause: An internal error has occured. How to fix the Error IMG-00855: internal image index…

How to fix the Oracle error LPX-00226: entity “~S” is not declared?

In this post, you’ll learn more about the Oracle ErrorLPX-00226: entity “~S” is not declared with the details on why you receive this error and the possible solution to fix it. Oracle Error Description LPX-00226: entity “~S” is not declared Reason for the Error LPX-00226: entity “~S” is not declared Cause: An entity is not declared. How to fix the Error LPX-00226: entity “~S” is…

How to fix the Oracle error INS-40908: Invalid host names.?

In this post, you’ll learn more about the Oracle ErrorINS-40908: Invalid host names. with the details on why you receive this error and the possible solution to fix it. Oracle Error Description INS-40908: Invalid host names. Reason for the Error INS-40908: Invalid host names. Cause: One or more host names you provided are invalid, as they do not resolve to a valid IP address. How…

How to fix the Oracle error ORA-02254: DEFAULT not allowed here?

In this post, you’ll learn more about the Oracle ErrorORA-02254: DEFAULT not allowed here with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-02254: DEFAULT not allowed here Reason for the Error ORA-02254: DEFAULT not allowed here Default value expression is not allowed for the column here in the statement. How to fix the Error…

How to fix the Oracle error ORA-09364: Windows 3.1 Two-Task driver unable to create hidden window?

In this post, you’ll learn more about the Oracle ErrorORA-09364: Windows 3.1 Two-Task driver unable to create hidden window with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-09364: Windows 3.1 Two-Task driver unable to create hidden window Reason for the Error ORA-09364: Windows 3.1 Two-Task driver unable to create hidden window See OSD error…

How to fix the Oracle error ORA-12196: TNS:received an error from TNS?

In this post, you’ll learn more about the Oracle ErrorORA-12196: TNS:received an error from TNS with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-12196: TNS:received an error from TNS Reason for the Error ORA-12196: TNS:received an error from TNS The navigation layer received an error from TNS. How to fix the Error ORA-12196: TNS:received…

How to fix the Oracle error ORA-17508: I/O request buffer ptr is not alligned?

In this post, you’ll learn more about the Oracle ErrorORA-17508: I/O request buffer ptr is not alligned with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-17508: I/O request buffer ptr is not alligned Reason for the Error ORA-17508: I/O request buffer ptr is not alligned i/o request buffer should be alligned, check additional information…

How to fix the Oracle error ORA-23338: priority or value already in priority group string?

In this post, you’ll learn more about the Oracle ErrorORA-23338: priority or value already in priority group string with the details on why you receive this error and the possible solution to fix it. Oracle Error Description ORA-23338: priority or value already in priority group string Reason for the Error ORA-23338: priority or value already in priority group string The specified value or priority has…