# Test:clone\_structure problems with Postgres

**URL:** <https://www.ruby-forum.com/t/test-clone-structure-problems-with-postgres/154992>\
**Category:** Rails\
**Created:** [December 5, 2008, 10:49pm UTC](https://www.ruby-forum.com/t/test-clone-structure-problems-with-postgres/154992 "2008-12-05T22:49:22Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![doug](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/dbc845/32.png) [@doug](https://www.ruby-forum.com/u/doug)\
**Post date:** [December 5, 2008, 10:49pm UTC](https://www.ruby-forum.com/t/test-clone-structure-problems-with-postgres/154992/1 "2008-12-05T22:49:22Z")

</div>

(in C:/projects/books/TheatreTickets)

\*\* Invoke db:test:clone\_structure (first\_time)

\*\* Invoke db:structure:dump (first\_time)

\*\* Invoke environment (first\_time)

\*\* Execute environment

\*\* Execute db:structure:dump

\*\* Invoke db:test:purge (first\_time)

\*\* Invoke environment

\*\* Execute db:test:purge

\*\* Execute db:test:clone\_structure

psql:db/development\_structure.sql:15: ERROR: language “plpgsql”  
already exists

This doesn’t seem to be a common configuration problem. I did try  
"dropping: the language on the command line, but no help.  
any ideas would be appreciated…