Answer
Windows domain users and IGSS
Step 1. Run IGSS update.
Step 2. Install Windows funktionen “SMB 1.0/CIFS File Sharing Support”.

Step 3 Computer Browser Service Most run on machine and AD

Step 4 Does User have browse Domain Permission?
Debug info, It can take time before the Master browser is enabled (by AD itself)
CMD ”NBTstat –n” provide info on MSBrowser (Master browser)
CMD ”Net view” If error IGSS will not bowse AD.