PostgreSQL is not Responding

[Iven Mathew Simon]

Binary package hint: postgresql-8.4

On my Lamp Server, the PostgreSQL is not working and I can't do any task on it. I can't remove, or install it.

ProblemType: Package
Architecture: i386
Date: Sat Jan 16 12:11:23 2010
DistroRelease: Ubuntu 9.10
ErrorMessage: subprocess installed pre-removal script returned error exit status 9
Package: postgresql-8.4 8.4.2-0ubuntu9.10
ProcVersionSignature: Ubuntu 2.6.31-17.54-generic-pae
SourcePackage: postgresql-8.4
Title: package postgresql-8.4 8.4.2-0ubuntu9.10 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 9
Uname: Linux 2.6.31-17-generic-pae i686

[Iven Mathew Simon (ivenms)]

Here is the error message when I tried to remove postgresql:
-----------------------------------------------------------------------------

The following packages will be REMOVED:
  postgresql-8.4 postgresql-client-common postgresql-common
0 upgraded, 0 newly installed, 3 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 14.0MB disk space will be freed.
Do you want to continue [Y/n]? y
(Reading database ... 235496 files and directories currently installed.)
Removing postgresql-8.4 ...
 * Stopping PostgreSQL 8.4 database server * Insecure directory in $ENV{PATH} while running with -T switch at /usr/bin/pg_ctlcluster line 53.
                                                                                                                                                                [fail]
invoke-rc.d: initscript postgresql-8.4, action "stop" failed.
dpkg: error processing postgresql-8.4 (--remove):
 subprocess installed pre-removal script returned error exit status 9
 * Starting PostgreSQL 8.4 database server * Insecure directory in $ENV{PATH} while running with -T switch at /usr/bin/pg_ctlcluster line 53.
                                                                                                                                                                [fail]
invoke-rc.d: initscript postgresql-8.4, action "start" failed.
dpkg: error while cleaning up:
 subprocess installed post-installation script returned error exit status 9
Removing postgresql-common ...
Removing postgresql-client-common ...
Processing triggers for man-db ...
Errors were encountered while processing:
 postgresql-8.4
E: Sub-process /usr/bin/dpkg returned an error code (1)

[Iven Mathew Simon (ivenms)]

On force removal, Following Error Occurred:
------------------------------------------------------------
The following packages will be REMOVED:
  postgresql-8.4
0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 13.3MB disk space will be freed.
Do you want to continue [Y/n]? y
(Reading database ... 235417 files and directories currently installed.)
Removing postgresql-8.4 ...
.: 19: Can't open /usr/share/postgresql-common/maintscripts-functions
dpkg: error processing postgresql-8.4 (--remove):
 subprocess installed pre-removal script returned error exit status 2
Errors were encountered while processing:
 postgresql-8.4
E: Sub-process /usr/bin/dpkg returned an error code (1)