Index: src/server/sv_client.c
===================================================================
--- src/server/sv_client.c	(revision 879)
+++ src/server/sv_client.c	(working copy)
@@ -984,7 +984,8 @@
 			cl->nextSnapshotTime = -1;
 			cl->state = CS_ACTIVE;
 			SV_SendClientSnapshot( cl );
-			SV_DropClient( cl, "Unpure client detected. Invalid .PK3 files referenced!" );
+			SV_SendServerCommand( cl, "disconnect \"%s\"", sv_pureDropMsg->string);
+                        SV_DropClient( cl, "Unpure client detected. Invalid .PK3 files referenced!" );
 		}
 	}
 }
Index: src/server/server.h
===================================================================
--- src/server/server.h	(revision 879)
+++ src/server/server.h	(working copy)
@@ -245,6 +245,7 @@
 extern	cvar_t	*sv_minPing;
 extern	cvar_t	*sv_maxPing;
 extern	cvar_t	*sv_pure;
+extern  cvar_t  *sv_pureDropMsg;
 extern	cvar_t	*sv_lanForceRate;
 extern	cvar_t	*sv_dequeuePeriod;
 
Index: src/server/sv_init.c
===================================================================
--- src/server/sv_init.c	(revision 879)
+++ src/server/sv_init.c	(working copy)
@@ -597,6 +597,7 @@
 	Cvar_Get ("sv_cheats", "1", CVAR_SYSTEMINFO | CVAR_ROM );
 	sv_serverid = Cvar_Get ("sv_serverid", "0", CVAR_SYSTEMINFO | CVAR_ROM );
 	sv_pure = Cvar_Get ("sv_pure", "1", CVAR_SYSTEMINFO );
+	sv_pureDropMsg = Cvar_Get ("sv_pureDropMsg", "This is a pure server.  Your client is missing files or corrupted.  Try turning on AutoDownload.", CVAR_SYSTEMINFO );
 	Cvar_Get ("sv_paks", "", CVAR_SYSTEMINFO | CVAR_ROM );
 	Cvar_Get ("sv_pakNames", "", CVAR_SYSTEMINFO | CVAR_ROM );
 	Cvar_Get ("sv_referencedPaks", "", CVAR_SYSTEMINFO | CVAR_ROM );
Index: src/server/sv_main.c
===================================================================
--- src/server/sv_main.c	(revision 879)
+++ src/server/sv_main.c	(working copy)
@@ -50,6 +50,7 @@
 cvar_t	*sv_minPing;
 cvar_t	*sv_maxPing;
 cvar_t	*sv_pure;
+cvar_t  *sv_pureDropMsg;
 cvar_t	*sv_lanForceRate; // dedicated 1 (LAN) server forces local client rates to 99999 (bug #491)
 cvar_t	*sv_dequeuePeriod;