InitDb.pl produces the an error on Ubuntu Server 14.04 (but also Amazon Linux AMI 2014.09.1).

The following error is produced after executing the "./admin/InitDb.pl --createdb --import /tmp/dumps/mbdump*.tar.bz2 --echo" command:

...
Wed Jan 7 16:32:30 2015 : load series
series 0 0% 0Error loading /tmp/MBImport-CIzOVRow/mbdump/series: DBD::Pg::db pg_putcopydata failed: no COPY in progress at /home/ubuntu/musicbrainz-server/admin/MBImport.pl line 289, <LOAD> line 1.
Wed Jan 7 16:32:30 2015 : load series_alias
series_alias 0 0% 0Error loading /tmp/MBImport-CIzOVRow/mbdump/series_alias: DBD::Pg::db pg_putcopydata failed: no COPY in progress at /home/ubuntu/musicbrainz-server/admin/MBImport.pl line 289, <LOAD> line 2.
Wed Jan 7 16:32:30 2015 : load series_alias_type
series_alias_type 0 0% 0Error loading /tmp/MBImport-CIzOVRow/mbdump/series_alias_type: DBD::Pg::db pg_putcopydata failed: no COPY in progress at /home/ubuntu/musicbrainz-server/admin/MBImport.pl line 289, <LOAD> line 3.
...
Wed Jan 7 16:32:30 2015 : import finished
Loaded 0 tables (0 rows) in 0 seconds

Failed to import dataset.
Wed Jan 7 16:32:30 2015 : InitDb.pl failed

The log file of postgres shows the following error:

2015-01-07 16:32:30 UTC ERROR: COPY from stdin failed: COPY terminated by new PQexec
2015-01-07 16:32:30 UTC CONTEXT: COPY work_type, line 1
2015-01-07 16:32:30 UTC STATEMENT: COPY work_type FROM stdin

All steps from the install manual (https://github.com/metabrainz/musicbrainz-server/blob/master/INSTALL.md) have been executed successfully.

The exact same output is generated on the AWS Linux distro.