Please do not go past the doomdata_t space

src/d_clisrv.c

@@ -5077,7 +5077,7 @@ static inline void PingUpdate(void)
 	}
 
 	// send the server's maxping as last element of our ping table. This is useful to let us know when we're about to get kicked.
-	netbuffer->u.pingtable[i++] = cv_maxping.value;
+	netbuffer->u.pingtable[MAXPLAYERS] = cv_maxping.value;
 
 	//send out our ping packets
 	for (i = 0; i < MAXNETNODES; i++)

src/d_clisrv.h

@@ -453,7 +453,7 @@ typedef struct
 		plrinfo playerinfo[MAXPLAYERS];     //        1152 bytes (I'd say 36~38)
 		plrconfig playerconfig[MAXPLAYERS]; // (up to) 896 bytes (welp they ARE)
 #ifdef NEWPING
-		UINT32 pingtable[MAXPLAYERS];       //         128 bytes
+		UINT32 pingtable[MAXPLAYERS+1];       //         128 bytes
 #endif
 	} u; // This is needed to pack diff packet types data together
 } ATTRPACK doomdata_t;