Index: src/backend/utils/misc/guc-file.l
===================================================================
RCS file: /cvsroot/pgsql/src/backend/utils/misc/guc-file.l,v
retrieving revision 1.55
diff -c -c -r1.55 guc-file.l
*** src/backend/utils/misc/guc-file.l	9 May 2008 15:36:31 -0000	1.55
--- src/backend/utils/misc/guc-file.l	22 Aug 2008 00:01:00 -0000
***************
*** 258,265 ****
  		{
  			ereport(elevel,
  					(errcode(ERRCODE_CANT_CHANGE_RUNTIME_PARAM),
! 					 errmsg("parameter \"%s\" cannot be changed after server start; configuration file change ignored",
! 							gconf->name)));
  			continue;
  		}
  
--- 258,266 ----
  		{
  			ereport(elevel,
  					(errcode(ERRCODE_CANT_CHANGE_RUNTIME_PARAM),
! 					 errmsg("attempted change of parameter \"%s\" ignored",
! 							gconf->name),
! 					 errdetail("This parameter cannot be changed after server start.")));
  			continue;
  		}
  
Index: src/backend/utils/misc/guc.c
===================================================================
RCS file: /cvsroot/pgsql/src/backend/utils/misc/guc.c,v
retrieving revision 1.466
diff -c -c -r1.466 guc.c
*** src/backend/utils/misc/guc.c	15 Aug 2008 08:37:40 -0000	1.466
--- src/backend/utils/misc/guc.c	22 Aug 2008 00:01:06 -0000
***************
*** 4598,4613 ****
  				if (changeVal && !is_newvalue_equal(record, value))
  					ereport(elevel,
  							(errcode(ERRCODE_CANT_CHANGE_RUNTIME_PARAM),
! 							 errmsg("parameter \"%s\" cannot be changed after server start; configuration file change ignored",
! 									name)));
  				return true;
  			}
  			if (context != PGC_POSTMASTER)
  			{
  				ereport(elevel,
  						(errcode(ERRCODE_CANT_CHANGE_RUNTIME_PARAM),
! 						 errmsg("parameter \"%s\" cannot be changed after server start",
! 								name)));
  				return false;
  			}
  			break;
--- 4598,4615 ----
  				if (changeVal && !is_newvalue_equal(record, value))
  					ereport(elevel,
  							(errcode(ERRCODE_CANT_CHANGE_RUNTIME_PARAM),
! 							 errmsg("attempted change of parameter \"%s\" ignored",
! 									name),
! 							 errdetail("This parameter cannot be changed after server start.")));
  				return true;
  			}
  			if (context != PGC_POSTMASTER)
  			{
  				ereport(elevel,
  						(errcode(ERRCODE_CANT_CHANGE_RUNTIME_PARAM),
! 						 errmsg("attempted change of parameter \"%s\" ignored",
! 								name),
! 						 errdetail("This parameter cannot be changed after server start.")));
  				return false;
  			}
  			break;