I installed only one instance without any partition and it is all that I did.I have next ldf file:***************************************************************dn: CN=hepekchangetype: addadminDisplayName: hepekattributeID: 1.3.6.1.4.1.2133.2.1.1attributeSyntax: 2.5.5.9cn: hepekadmindescription: Policy hepek isMemberOfPartialAttributeSet: FALSEisSingleValued: TRUElDAPDisplayName: hepekdistinguishedName: CN=hepekobjectCategory: CN=Attribute-SchemaobjectClass: attributeSchemaoMSyntax: 2name: hepeksearchFlags: 1dn: CN=hepekObjectchangetype: addadminDisplayName: hepekObjectcn: hepekObjectdefaultHidingValue: FALSEdefaultObjectCategory: CN=hepekObjectadmindescription: ObjectgovernsID: 1.3.6.1.4.1.2133.2.1lDAPDisplayName: hepekObjectmayContain: hepekdistinguishedName:CN=hepekObjectobjectCategory:CN=Class-SchemaobjectClass: classSchemaobjectClassCategory: 3name: hepekObjectrDNAttID: cnsubClassOf: top************************************************************import with next command C:\WINDOWS\ADAM>c:\windows\adam\ldifde.exe -i -f c:\sample.ldf -t 50000 -b Administrator domain.bl enigma -s localhost -k -j .and get next errorConnecting to "localhost"Logging in as "Administrator" in domain "domain.bl" using SSPIImporting directory from file "c:\sample.ldf"Loading entries..Add error on line 18: No Such AttributeThe server side error is: 0x57 The parameter is incorrect.The extended server error is:00000057: LdapErr: DSID-0C090B3D, comment: Error in attribute conversion operation, data 0, vece0 entries modified successfully.An error has occurred in the programDoes somebody know why or what I need changed that it works?

Hi Hepek,Suggest you to use Windows forum to get faster responses from the product experts. This forum is for General Discussion aboutExchange Server...Windows Forum:http://social.technet.microsoft.com/Forums/en-US/category/windowsserver/Amit Tank | MVP - Exchange | MCITP:EMA MCSA:M | http://ExchangeShare.WordPress.com

Ok I posted there hope that some body help me :S !