PENDING ERROR: Failed to look up DNS forest GUID error = 1355

[hamzanet]

Hello,
I have recently upgrade SCCM CB from 1902 to 2006. I just notice there is an AD system discovery. the discovery was working fine before. I didn't make any change.


adsysdis.log

===========================

SMS_EXECUTIVE started SMS_AD_SYSTEM_DISCOVERY_AGENT as thread ID 15448 (0x3C58). SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:00 PM 16864 (0x41E0)
** Service Thread is starting ** SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:00 PM 15448 (0x3C58)
Connecting to site server's (\\SRV.prod.xyz.lan) registry SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:01 PM 15448 (0x3C58)
Inbox source is local on SPR.PROD.xyz.LAN SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:01 PM 15448 (0x3C58)
Component setting of ACTIVE was specified in the site control file. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Removing redundant containers and validating them... SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: No AD Containers Exclusions property list specified in site control file. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
The Run Count value in the site control file is 76. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
The Schedule token value in the site control file is 000120000010A000. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Incremental synchronization is enabled. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
The Full Synchronization Schedule token value in the site control file is 0001170000100038. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Filtering Last Logon Timestamp is enabled. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Days of Logon Timestamp is 90. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Filtering Last Password Set is enabled. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Days of Last Password Set is 90. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Optional attributes count = 0 SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
!!!!Valid Search Scope Name: LDAP://OU=IOT Machines,OU=All Workstations,DC=prod,DC=xyz,DC=lan Search Path: LDAP://OU=IOT MACHINES,OU=ALL WORKSTATIONS,DC=PROD,DC=xyz,DC=LAN IsValidPath: TRUE SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Current time is Mon Dec 21 12:30:02 2020 (local time). SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Last Run time is Mon Dec 21 12:29:12 2020 (local time). SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Next Run time is Mon Dec 21 12:30:00 2020 (local time). SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
It is time to run on the schedule. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Starting the data discovery. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
Connecting to site server's (\\SRV.prod.xyz.lan) registry SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: -------- Starting to process search scope (LDAP://OU=IOT Machines,OU=All Workstations,DC=prod,DC=xyz,DC=lan) -------- SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: Processing search path: 'LDAP://OU=IOT MACHINES,OU=ALL WORKSTATIONS,DC=PROD,DC=xyz,DC=LAN'. SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: Incremental synchronization requested SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: CADSource::incrementalSync returning 0x00000001 SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: New DC DNS name = 'SER-002-DC-002.prod.XYZ.lan' SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: New highest committed USN = '2369051957' SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: New service object invocation Id = '75d82e1969cbaa46bb6d117e3d35248d' SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: Search provider = 'LDAP' SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: Domain controller = 'SER-002-DC-002.prod.XYZ.lan' SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
ERROR: Failed to look up DNS forest GUID error = 1355 SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: CADSource::fullSync returning 0x80004005 SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
ERROR: Failed to enumerate directory objects in AD container LDAP://OU=IOT MACHINES,OU=ALL WORKSTATIONS,DC=PROD,DC=xyz,DC=LAN SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
INFO: -------- Finished to process search scope (LDAP://OU=IOT Machines,OU=All Workstations,DC=prod,DC=xyz,DC=lan) -------- SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
STATMSG: ID=5202 SEV=I LEV=M SOURCE="SMS Server" COMP="SMS_AD_SYSTEM_DISCOVERY_AGENT" SYS=SPR.PROD.xyz.LAN SITE=SWS PID=9652 TID=15448 GMTDATE=Mon Dec 21 09:30:02.190 2020 ISTR0="1" ISTR1="0" ISTR2="0" ISTR3="0" ISTR4="" ISTR5="" ISTR6="" ISTR7="" ISTR8="" ISTR9="" NUMATTRS=0 SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:30:02 PM 15448 (0x3C58)
*** Shutting Down ************************ SMS_AD_SYSTEM_DISCOVERY_AGENT 12/21/2020 12:35:17 PM 9988 (0x2704)

 

[hamzanet]

I have follow the solution in below link but still same issue .

i wrote LDAP path : LDAP://prod.xyz.lan/OU=All Workstations,DC=prod,DC=xyz,DC=lan

Henk's blog: Active Directory System Discovery Agent failed to bind in untrusted forests (henkhoogendoorn.blogspot.com)

 

[Prajwal Desai]

Check if this thread helps - https://forums.prajwaldesai.com/thr...overy-failed-after-upgrade-sccm-to-1910.3111/

 

[hamzanet]

I checked the above thread . the port 389 is already allowed . I can explorer all OUs from AD explorer with out any issue . this issue happened after I upgrade to CB 2006 .