I dowloaded from samba.org samba-3.0alpha24.. I refered http://samba.org/~jht/NT4migration/Samba-HOWTO-Collection.pdf chapter 31 it also mentioned in the how chapter 31 that it is a rough explanation but i decided to follow this and started doing things as i explaned below i looked google and samba mailing lists i did'nt see anything related to my problem anywhere Trying to Migrate from NT4 to Samba but i am unsuccessful in doing that Either no where it is mentioned what smb.conf parameters to be set.. I started doing this by refering to the above chapter 31 1)Created the BDC account in NT using Server Manager According to Howto i have not started Samba 2) #rpcclient NT4PDC -U Administrator%password rpcclient>lsaquery domain WORKGROUP has sid S-1-5-21-2005620710-1318861517-1539857752 rpcclient> 3) #net getsid -S NT4PDC -w WORKGROUP -U Administrator%password i get the error getsid not found??? but i contnued to next step 4) #net getlocalsid [2003/06/05 13:48:08, 0] utils/net.c:net_getlocalsid(388) Can't fetch domain SID for name: PRUTHVI i contnued :-( ...by setting local SID to above SID i got using #net setlocalsid S-1-5-21-2005620710-1318861517-1539857752 5) #net rpc join -S NT4PDC -w WORKGROUP -U Administrator%password Joined domain ITERNAL. In the howto chapter 31 it is not mentioned whether we have to start winbindd?? or not??? Anyway i decided to start winbindd #/etc/init.d/winbind start Starting Winbind services: [OK] and contnued.. #wbinfo -t checking the trust secret via RPC calls succeeded 6) #net rpc vampire -S NT4PDC -UAdministrator%password it printed lot of output on the screen In that it says it has created users groups of NT 7) #pdbedit -L idmap uid range defined, non unix accounts enabled idmap uid range defined, non unix accounts enabled build_sam_account: smbpasswd database is corrupt! username Administrator with uid 2147483398 is not in unix passwd database! build_sam_account: smbpasswd database is corrupt! username Guest with uid 99 is not in unix passwd database! build_sam_account: smbpasswd database is corrupt! username NT4PDC$ with uid 0 is not in unix passwd database! build_sam_account: smbpasswd database is corrupt! username WORKGROUP03$ with uid 2 is not in unix passwd database! build_sam_account: smbpasswd database is corrupt! username WORKGROUP04 with uid 4 is not in unix passwd database! build_sam_account: smbpasswd database is corrupt! username WORKGROUP10$ with uid 6 is not in unix passwd database! build_sam_account: smbpasswd database is corrupt! username user1$ with uid 7 is not in unix passwd database! build_sam_account: smbpasswd database is corrupt! username user1 with uid 10 i really don;t know what this means it is error/success According to howto now users are migrated i have not started samba Yet... i belive at this point users are not migrated i don;t want to continue further according to howto.. till i am clear up until now everything is fine. Do i have to start samba now??? so that it will start working or what do i have to do now??? what i am missing??? Can any one please help me in this If you want any further info let me know with best Regards YS