RHDS server showing many 'notes=A' in the access logs

Issue

RHDS server shows many notes=A in the access logs.

conn=299268 op=1 BIND dn="" method=128 version=3
conn=299268 op=1 RESULT err=0 tag=97 nentries=0 etime=0 dn=""
conn=299268 op=2 SRCH base="dc=example,dc=com" scope=2 filter="(&(objectClass=posixGroup)(gidNumber=56410))" attrs="gidNumber cn memberUid"
conn=299268 op=2 RESULT err=11 tag=101 nentries=0 etime=0 notes=A
conn=299268 op=3 UNBIND
conn=299268 op=3 fd=1196 closed - U