$mbr_exist = Get-ADGroupMember $grpname | Where-Object {$_.SamAccountName -eq $sam}

3/30/2015 8:32:15 AM **Directory object not foundAt**
+ $mbr_exist = Get-ADGroupMember $grpname | Where-Object {$_.SamAc ...
+                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
Error at Line:$mbr_exist = Get-ADGroupMember $grpname | Where-Object {$_.SamAccountName -eq $sam}