Unable to Publish Adobe Flash Updates into SCCM

I am having problems publishing the Adobe Flash Player updates for this month into SCCM for three clients. When I attempt to publish the updates, the SMS_ISVUPDATES_SYNCAGENT.log file shows the following:

[81, PID:12628][04/17/2019 11:38:03] :PollingWorkMonitor: There are 1 jobs that are pending in the jobs table.         1/01/1601 12:00:00 AM    13432428 (0xCCF66C)

[81, PID:12628][04/17/2019 11:38:03] :PollingWorkMonitor: Starting job 72057594037927978 for subject ed98bae3-afcc-4bb4-9225-7674acf77f0b.         1/01/1601 12:00:00 AM    13432428 (0xCCF66C)

[81, PID:12628][04/17/2019 11:38:03] :Creating a new SyncUpdate work item for update ed98bae3-afcc-4bb4-9225-7674acf77f0b, jobid is 72057594037927978         1/01/1601 12:00:00 AM    13432428 (0xCCF66C)

[81, PID:12628][04/17/2019 11:38:03] :Launcher : About to start work item: SyncUpdate.         1/01/1601 12:00:00 AM    13432428 (0xCCF66C)

[73, PID:12628][04/17/2019 11:38:03] :SyncUpdate: ed98bae3-afcc-4bb4-9225-7674acf77f0b - No synchronization record for update with id ed98bae3-afcc-4bb4-9225-7674acf77f0b was found, only updates synchronized by Configuration Manager can have update content published to WSUS by Configuration Manager.         1/01/1601 12:00:00 AM    13432428 (0xCCF66C)

[73, PID:12628][04/17/2019 11:38:03] :STATMSG: (SRVMSG_SMS_ISVUPDATES_SYNCAGENT_UPDATECONTENT_NO_METADATA).         1/01/1601 12:00:00 AM    13432428 (0xCCF66C)

[73, PID:12628][04/17/2019 11:38:03] :STATMSG: (SRVMSG_SMS_ISVUPDATES_SYNCAGENT_UPDATECONTENT_FAIL).         1/01/1601 12:00:00 AM    13432428 (0xCCF66C)

[73, PID:12628][04/17/2019 11:38:04] :Launcher : Work item SyncUpdate has completed queued time was 00:00:00.0460115 run time was 00:00:00.0739981         1/01/1601 12:00:00 AM    13432428 (0xCCF66C)

[73, PID:12628][04/17/2019 11:38:04] :SyncUpdate: ed98bae3-afcc-4bb4-9225-7674acf77f0b - Completed.         1/01/1601 12:00:00 AM    13432428 (0xCCF66C)