This message provides a summary of the errors found by the DIAGNOSE FSR. Each entry name is followed by a reason code indicating the specific error for that entry. For example: SYS1.VVDS.VCATALG (D) - REASON CODE: 17

Here SYS1.VVDS.VCATALG is the entry name and 17 is the reason code. (D) is the entry type.

When the error was initially encountered, a specific message was printed and a record dump may have been done. The IDC21363I message provides a summary of the entries which had errors. For VSAM data sets, the entry name may be a cluster, component (data or index), path or true name entry. For non-VSAM entries, the entry name may be an entry or an alias.