Symbol , version GLIBC_2.0 not defined in file libc.so.6

Good day. At boot time I get the following w/ the service not working: Courier authentication services: authdaemond/usr/sbin/courierlogger: relocation error: /usr/sbin/courierlogger: symbol , version GLIBC_2.0 not defined in file libc.so.6 with link time reference How it could happen and what

version GLIBC_2.0 not defined in file libc.so.6

- /usr/lib/libmysqlclient.so.10: symbol errno, version GLIBC_2.0 not defined in file libc.so.6 with link time reference in Unknown on line 0 I have never filed a bug report before, I searched for this debian bug under GLIBC and did not find it. Should I report this bug to debian's GLIBC bug r