Discovery Data Manager failed to process the discovery data record (DDR) "%1", because it cannot update the data source.%12 ...

%11Discovery Data Manager failed to process the discovery data record (DDR) "%1", because it cannot update the data source.%12

Possible cause: On a Primary site, it is probably a SQL Server problem.
Solution: 
1. Review the immediately preceding status messages from this component about SQL Server errors.
2. Verify that this computer can reach the SQL Server computer.
3. Verify that SQL Server services are running.
4. Verify that the site can access the site database.
5. Verify that the site database, transaction log, and tempdb are not full.
6. Verify that there are at least 50 SQL Server user connections, plus 5 for each Configuration Manager Console.

If the problem persists, check the SQL Server error logs.

Possible cause: On a secondary site, Discovery Data Manager probably cannot write to a file on the site server, so check for low disk space on the site server.
Solution: Make more space available on the site server.%0

Discovery Data Manager failed to open the .ncf (assignment rule) file for site "%1".%12 Possible cause: The file is corrupt. ... Discovery Data Manager failed to parse the new discovery item data from the parsed discovery data record (DDR) %1.%12 Possible ... Discovery Data Manager failed to process a client registration request for computer with the identity "%1" and with the SMS ... Discovery Data Manager failed to process file "%1" because it cannot detect any Name properties. Discovery Data Manager requires ... Discovery Data Manager failed to process the discovery data record (DDR) "%1", because it cannot update the data source.%12 ... Discovery Data Manager failed to read the .ncf (assignment rule) file for site "%1".%12 Possible cause: The file is corrupt. ... Discovery Data Manager failed to read the current site's .ncf (assignment rule) file.%12 Possible cause: The file is corrupt. ... Discovery Data Manager failed to read the new discovery item from the parsed discovery data record (DDR) "%1".%12 Possible ... Discovery Data Manager failed to read the serial number from the parsed discovery data record (DDR) "%1".%12 Possible cause: ...