I find a solution: I deleted folder: C:\Documents and Settings\Administrador\Datos de programa\postgresql and query tool open again -- View this message in context: http://postgresql.1045698.n5.nabble.com/Query-tool-not-open-tp4925093p4931739.html Sent from the PostgreSQL - pgadmin support mailing list archive at Nabble.com.
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Соглашаюсь с условиями обработки персональных данных