[Users] openser+postgresql

Hello,everyone I configure the openser with postgres.But I cann't start the openser .When I execute the command /usr/local/sbin/openser I occurs the following errors: 0(28102) ERROR: load_module: could not open module </usr/local/lib/openser/modules/postgres.so>: /usr/local/lib/openser/modules/postgres.so: undefined symbol: PQescapeStringConn 0(28102) parse error (42,13-14): failed to load module ERROR: bad config file (1 errors) 0(28102) INFO:mi_fifo:mi_destroy:memory for the child's mi_fifo_pid was not allocated -> nothing to destroy And the file postgres.so exists and the path in the file openser.cfg is corrcet.Who can help me ,thank you! Junjie Zhao 2007-03-15