I have no idea what caused this failure. Just performing an dist-upgrade of my 10.04 server to 12.04.
ProblemType: Package
DistroRelease: Ubuntu 10.04
Package: slapd 2.4.21-0ubuntu5.7
ProcVersionSignature: Ubuntu 2.6.32-37.81-hostname 2.6.32.49+drm33.21
Uname: Linux 2.6.32-37-server x86_64
NonfreeKernelModules: ksplice_8u630h1u_vmlinux_new ksplice_8u630h1u ksplice_5xghsjmc ksplice_o037hjnb_kvm_new ksplice_o037hjnb ksplice_yl4njcxk_kvm_new ksplice_yl4njcxk ksplice_76cgo0mv_vmlinux_new ksplice_76cgo0mv ksplice_v2w7wx0k_vmlinux_new ksplice_v2w7wx0k nfs nfsd lockd nfs_acl auth_rpcgss sunrpc ksplice_v6bsecqc_vmlinux_new ksplice_v6bsecqc ksplice_57uhoubc_kvm_new ksplice_57uhoubc ksplice_wd708ana_vmlinux_new ksplice_wd708ana ksplice_c8h2ah5z ksplice_5jbtmwtr ksplice_4cn0qqsa_drm_new ksplice_4cn0qqsa ksplice_fys5qacf ksplice_54spnxgq_vmlinux_new ksplice_54spnxgq ksplice_ggkr0wza_vmlinux_new ksplice_ggkr0wza ksplice_s4n1ir7f_vmlinux_new ksplice_s4n1ir7f ksplice_cisa7tee ksplice_lbv8ry01 ksplice_ip2m3j4k_vmlinux_new ksplice_ip2m3j4k ksplice_cufacxn6_xfs_new ksplice_cufacxn6 ksplice_n8lzxo6d ksplice_89vivary ksplice_nvm2yim0_vmlinux_new ksplice_nvm2yim0 ksplice_hzjwhoai_kvm_new ksplice_hzjwhoai sha1_generic arc4 ppp_mppe ppp_async crc_ccitt ksplice_q5kl6wpr_hfs_new ksplice_q5kl6wpr ksplice_08pvoc3k_vmlinux_new ksplice_08pvoc3k ksplice_do08045h_vmlinux_new ksplice_do08045h ksplice_63xl5jx8_vmlinux_new ksplice_63xl5jx8 ksplice_xrdbyc9c_vmlinux_new ksplice_xrdbyc9c btrfs zlib_deflate crc32c libcrc32c ufs qnx4 hfsplus hfs minix ntfs vfat msdos fat jfs reiserfs iptable_filter ip_tables ppdev kvm_intel kvm ip6_queue act_police cls_flow cls_fw cls_u32 sch_htb sch_ingress sch_sfq ip6t_LOG xt_connlimit ip6table_raw xt_comment ip6t_REJECT xt_recent nf_conntrack_ipv6 ip6table_mangle nf_conntrack_tftp nf_conntrack_sip nf_conntrack_sane nf_conntrack_proto_udplite nf_conntrack_proto_sctp nf_conntrack_pptp nf_conntrack_proto_gre nf_conntrack_netlink nf_conntrack_netbios_ns nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp ts_kmp nf_conntrack_amanda xt_time xt_TCPMSS xt_tcpmss xt_sctp xt_policy xt_pkttype xt_physdev xt_owner xt_NFQUEUE xt_multiport xt_MARK xt_mark xt_mac xt_limit xt_length xt_iprange xt_helper xt_hashlimit xt_DSCP xt_dscp xt_dccp xt_CONNMARK xt_connmark xt_CLASSIFY xt_tcpudp xt_state xt_conntrack nf_conntrack nfnetlink ip6table_filter ip6_tables x_tables sit tunnel4 snd_hda_codec_idt snd_hda_intel fbcon snd_pcm_oss tileblit snd_hda_codec snd_mixer_oss font snd_hwdep bitblit snd_seq_dummy snd_pcm k8temp softcursor vga16fb vgastate snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device nouveau sbp2 ttm ieee1394 snd soundcore psmouse drm_kms_helper snd_page_alloc drm dell_wmi intel_agp i2c_algo_bit serio_raw lp parport dcdbas bridge stp xfs exportfs raid456 async_pq async_xor xor async_memcpy async_raid6_recov raid10 usbhid hid raid6_pq async_tx raid1 raid0 multipath usb_storage linear e1000e
Architecture: amd64
Date: Sun Apr 29 23:54:28 2012
ErrorMessage: ErrorMessage: subprocess new pre-installation script returned error exit status 1
SourcePackage: openldap
Title: package slapd 2.4.21-0ubuntu5.7 failed to install/upgrade: ErrorMessage: subprocess new pre-installation script returned error exit status 1
Status changed to 'Confirmed' because the bug affects multiple users.