Tweak error message wording.
Tweak error message wording.

foyzur/gpdb,kaknikhil/gpdb,adam8157/gpdb,adam8157/gpdb,lisakowen/gpdb,royc1/gpdb,cjcjameson/gpdb,zaksoup/gpdb,xinzweb/gpdb,snaga/postgres-xl,lisakowen/gpdb,tangp3/gpdb,lisakowen/gpdb,zeroae/postgres-xl,Postgres-XL/Postgres-XL,jmcatamney/gpdb,lintzc/gpdb,rubikloud/gpdb,ashwinstar/gpdb,royc1/gpdb,50wu/gpdb,0x0FFF/gpdb,jmcatamney/gpdb,CraigHarris/gpdb,cjcjameson/gpdb,tangp3/gpdb,xuegang/gpdb,snaga/postgres-xl,rvs/gpdb,lintzc/gpdb,postmind-net/postgres-xl,edespino/gpdb,jmcatamney/gpdb,yuanzhao/gpdb,tpostgres-projects/tPostgres,royc1/gpdb,jmcatamney/gpdb,ahachete/gpdb,yuanzhao/gpdb,Chibin/gpdb,Chibin/gpdb,rubikloud/gpdb,xuegang/gpdb,janebeckman/gpdb,adam8157/gpdb,Quikling/gpdb,kaknikhil/gpdb,snaga/postgres-xl,xinzweb/gpdb,cjcjameson/gpdb,postmind-net/postgres-xl,chrishajas/gpdb,50wu/gpdb,foyzur/gpdb,ahachete/gpdb,Quikling/gpdb,yuanzhao/gpdb,xuegang/gpdb,atris/gpdb,50wu/gpdb,CraigHarris/gpdb,randomtask1155/gpdb,zeroae/postgres-xl,0x0FFF/gpdb,greenplum-db/gpdb,edespino/gpdb,Chibin/gpdb,janebeckman/gpdb,jmcatamney/gpdb,Chibin/gpdb,postmind-net/postgres-xl,edespino/gpdb,ahachete/gpdb,tangp3/gpdb,royc1/gpdb,yazun/postgres-xl,yuanzhao/gpdb,edespino/gpdb,atris/gpdb,kaknikhil/gpdb,xinzweb/gpdb,lisakowen/gpdb,lpetrov-pivotal/gpdb,ahachete/gpdb,rvs/gpdb,atris/gpdb,lpetrov-pivotal/gpdb,yazun/postgres-xl,CraigHarris/gpdb,lpetrov-pivotal/gpdb,adam8157/gpdb,foyzur/gpdb,randomtask1155/gpdb,arcivanov/postgres-xl,Quikling/gpdb,0x0FFF/gpdb,royc1/gpdb,foyzur/gpdb,50wu/gpdb,kmjungersen/PostgresXL,ahachete/gpdb,0x0FFF/gpdb,zaksoup/gpdb,janebeckman/gpdb,ovr/postgres-xl,ashwinstar/gpdb,janebeckman/gpdb,arcivanov/postgres-xl,rubikloud/gpdb,cjcjameson/gpdb,edespino/gpdb,yuanzhao/gpdb,cjcjameson/gpdb,cjcjameson/gpdb,techdragon/Postgres-XL,xuegang/gpdb,postmind-net/postgres-xl,kaknikhil/gpdb,chrishajas/gpdb,rubikloud/gpdb,royc1/gpdb,zaksoup/gpdb,lintzc/gpdb,atris/gpdb,rvs/gpdb,greenplum-db/gpdb,lpetrov-pivotal/gpdb,tangp3/gpdb,cjcjameson/gpdb,atris/gpdb,lisakowen/gpdb,pavanvd/postgres-xl,kaknikhil/gpdb,lintzc/gpdb,Quikling/gpdb,foyzur/gpdb,greenplum-db/gpdb,randomtask1155/gpdb,kmjungersen/PostgresXL,arcivanov/postgres-xl,0x0FFF/gpdb,oberstet/postgres-xl,CraigHarris/gpdb,Quikling/gpdb,edespino/gpdb,yuanzhao/gpdb,adam8157/gpdb,randomtask1155/gpdb,adam8157/gpdb,Postgres-XL/Postgres-XL,rvs/gpdb,arcivanov/postgres-xl,rvs/gpdb,cjcjameson/gpdb,randomtask1155/gpdb,yuanzhao/gpdb,xuegang/gpdb,lpetrov-pivotal/gpdb,zaksoup/gpdb,50wu/gpdb,kaknikhil/gpdb,janebeckman/gpdb,lintzc/gpdb,xinzweb/gpdb,xinzweb/gpdb,Chibin/gpdb,Quikling/gpdb,atris/gpdb,Quikling/gpdb,jmcatamney/gpdb,yuanzhao/gpdb,Chibin/gpdb,foyzur/gpdb,atris/gpdb,CraigHarris/gpdb,oberstet/postgres-xl,cjcjameson/gpdb,Chibin/gpdb,kmjungersen/PostgresXL,atris/gpdb,greenplum-db/gpdb,xuegang/gpdb,greenplum-db/gpdb,ashwinstar/gpdb,greenplum-db/gpdb,50wu/gpdb,tangp3/gpdb,xinzweb/gpdb,snaga/postgres-xl,CraigHarris/gpdb,lisakowen/gpdb,zaksoup/gpdb,adam8157/gpdb,lintzc/gpdb,ovr/postgres-xl,zaksoup/gpdb,kaknikhil/gpdb,lintzc/gpdb,janebeckman/gpdb,Chibin/gpdb,oberstet/postgres-xl,adam8157/gpdb,edespino/gpdb,Chibin/gpdb,jmcatamney/gpdb,xuegang/gpdb,0x0FFF/gpdb,lintzc/gpdb,pavanvd/postgres-xl,tpostgres-projects/tPostgres,zeroae/postgres-xl,zaksoup/gpdb,arcivanov/postgres-xl,rvs/gpdb,foyzur/gpdb,rvs/gpdb,randomtask1155/gpdb,zeroae/postgres-xl,yazun/postgres-xl,tpostgres-projects/tPostgres,rubikloud/gpdb,ashwinstar/gpdb,chrishajas/gpdb,Quikling/gpdb,CraigHarris/gpdb,zaksoup/gpdb,rubikloud/gpdb,rubikloud/gpdb,0x0FFF/gpdb,Postgres-XL/Postgres-XL,pavanvd/postgres-xl,randomtask1155/gpdb,jmcatamney/gpdb,cjcjameson/gpdb,lisakowen/gpdb,rvs/gpdb,tangp3/gpdb,0x0FFF/gpdb,greenplum-db/gpdb,yazun/postgres-xl,yuanzhao/gpdb,kmjungersen/PostgresXL,janebeckman/gpdb,pavanvd/postgres-xl,ashwinstar/gpdb,ashwinstar/gpdb,lisakowen/gpdb,lpetrov-pivotal/gpdb,Postgres-XL/Postgres-XL,50wu/gpdb,edespino/gpdb,greenplum-db/gpdb,randomtask1155/gpdb,lpetrov-pivotal/gpdb,Postgres-XL/Postgres-XL,CraigHarris/gpdb,techdragon/Postgres-XL,kaknikhil/gpdb,chrishajas/gpdb,lintzc/gpdb,CraigHarris/gpdb,rvs/gpdb,xuegang/gpdb,royc1/gpdb,ashwinstar/gpdb,chrishajas/gpdb,50wu/gpdb,ashwinstar/gpdb,tpostgres-projects/tPostgres,zeroae/postgres-xl,edespino/gpdb,ovr/postgres-xl,kmjungersen/PostgresXL,pavanvd/postgres-xl,chrishajas/gpdb,edespino/gpdb,yuanzhao/gpdb,postmind-net/postgres-xl,xuegang/gpdb,tpostgres-projects/tPostgres,Chibin/gpdb,rvs/gpdb,techdragon/Postgres-XL,xinzweb/gpdb,janebeckman/gpdb,snaga/postgres-xl,chrishajas/gpdb,kaknikhil/gpdb,oberstet/postgres-xl,royc1/gpdb,janebeckman/gpdb,Quikling/gpdb,chrishajas/gpdb,yazun/postgres-xl,kaknikhil/gpdb,ovr/postgres-xl,arcivanov/postgres-xl,ahachete/gpdb,lpetrov-pivotal/gpdb,ahachete/gpdb,tangp3/gpdb,techdragon/Postgres-XL,rubikloud/gpdb,foyzur/gpdb,ovr/postgres-xl,xinzweb/gpdb,oberstet/postgres-xl,ahachete/gpdb,janebeckman/gpdb,tangp3/gpdb,Quikling/gpdb,techdragon/Postgres-XL