help

I cannot find a resolution to this error when running the tests,

>>>>> ./scripts/test017-syncreplication-refresh failed (exit 1) make[2]: *** [bdb-yes] Error 1
Comparing retrieved entries from master and slave...
test failed - master and slave databases differ
>>>>> ./scripts/test017-syncreplication-refresh failed (exit 1)
make[2]: *** [bdb-yes] Error 1
make[2]: Leaving directory `/install/build/openldap-2.2.20/tests'
make[1]: *** [test] Error 2
make[1]: Leaving directory `/install/build/openldap-2.2.20/tests'
make: *** [test] Error 2


I run the test manually

root@Linux: /install/build/openldap-2.2.20/tests: ./run test017-syncreplication-refresh
Running ./scripts/test017-syncreplication-refresh...
running defines.sh
Starting master slapd on TCP/IP port 9011...
Using ldapsearch to check that master slapd is running...
Waiting 5 seconds for slapd to start...
Using ldapadd to create the context prefix entry in the master...
Starting slave slapd on TCP/IP port 9012...
Using ldapsearch to check that slave slapd is running...
Waiting 5 seconds for slapd to start...
Using ldapadd to populate the master directory...
Waiting 15 seconds for syncrepl to receive changes...
Using ldapmodify to modify master directory...
Waiting 15 seconds for syncrepl to receive changes...
Using ldapsearch to read all the entries from the master...
Using ldapsearch to read all the entries from the slave...
Filtering master results...
Filtering slave results...
Comparing retrieved entries from master and slave...
test failed - master and slave databases differ



what can I do?