The problem is that slapcat is used in the slapd preinst but parts of the dependencies for it are no longer available:
# ldd /usr/sbin/slapcat linux-vdso.so.1 => (0x00007fff019ff000) libldap_r-2.2.so.7 => not found liblber-2.2.so.7 => not found libiodbc.so.2 => /usr/lib/libiodbc.so.2 (0x00007f19f981d000) libslp.so.1 => /usr/lib/libslp.so.1 (0x00007f19f9641000) libsasl2.so.2 => /usr/lib/libsasl2.so.2 (0x00007f19f9428000) libssl.so.0.9.8 => /usr/lib/libssl.so.0.9.8 (0x00007f19f91de000) libcrypto.so.0.9.8 => /usr/lib/libcrypto.so.0.9.8 (0x00007f19f8e5e000) libcrypt.so.1 => /lib/libcrypt.so.1 (0x00007f19f8c26000) libresolv.so.2 => /lib/libresolv.so.2 (0x00007f19f8a10000) libpthread.so.0 => /lib/libpthread.so.0 (0x00007f19f87f4000) libltdl.so.3 => /usr/lib/libltdl.so.3 (0x00007f19f86ed000) libwrap.so.0 => /lib/libwrap.so.0 (0x00007f19f85e4000) libc.so.6 => /lib/libc.so.6 (0x00007f19f8282000) libiodbcinst.so.2 => /usr/lib/libiodbcinst.so.2 (0x00007f19f8171000) libdl.so.2 => /lib/libdl.so.2 (0x00007f19f7f6d000) libnsl.so.1 => /lib/libnsl.so.1 (0x00007f19f7d54000) libz.so.1 => /usr/lib/libz.so.1 (0x00007f19f7b3d000) /lib64/ld-linux-x86-64.so.2 (0x00007f19f9752000)
The problem is that slapcat is used in the slapd preinst but parts of the dependencies for it are no longer available:
# ldd /usr/sbin/slapcat
linux- vdso.so. 1 => (0x00007fff019f f000)
libldap_ r-2.2.so. 7 => not found
liblber- 2.2.so. 7 => not found
libiodbc. so.2 => /usr/lib/ libiodbc. so.2 (0x00007f19f981 d000) libslp. so.1 (0x00007f19f964 1000)
libsasl2. so.2 => /usr/lib/ libsasl2. so.2 (0x00007f19f942 8000)
libssl. so.0.9. 8 => /usr/lib/ libssl. so.0.9. 8 (0x00007f19f91d e000)
libcrypto. so.0.9. 8 => /usr/lib/ libcrypto. so.0.9. 8 (0x00007f19f8e5 e000)
libcrypt. so.1 => /lib/libcrypt.so.1 (0x00007f19f8c2 6000)
libresolv. so.2 => /lib/libresolv.so.2 (0x00007f19f8a1 0000)
libpthread. so.0 => /lib/libpthread .so.0 (0x00007f19f87f 4000)
libltdl. so.3 => /usr/lib/ libltdl. so.3 (0x00007f19f86e d000)
libwrap. so.0 => /lib/libwrap.so.0 (0x00007f19f85e 4000) 2000)
libiodbcinst. so.2 => /usr/lib/ libiodbcinst. so.2 (0x00007f19f817 1000) d000) 4000) d000)
/lib64/ ld-linux- x86-64. so.2 (0x00007f19f975 2000)
libslp.so.1 => /usr/lib/
libc.so.6 => /lib/libc.so.6 (0x00007f19f828
libdl.so.2 => /lib/libdl.so.2 (0x00007f19f7f6
libnsl.so.1 => /lib/libnsl.so.1 (0x00007f19f7d5
libz.so.1 => /usr/lib/libz.so.1 (0x00007f19f7b3