diff --git a/src/common/kernel/battle.c b/src/common/kernel/battle.c
index e2cf54dbf..330be3f69 100644
--- a/src/common/kernel/battle.c
+++ b/src/common/kernel/battle.c
@@ -152,6 +152,25 @@ static armor_type armordata[AR_NONE + 1] =
 	{ 0.00, 0.00, 0, 0, I_SWORD}
 };
 
+#ifndef NDEBUG
+static void
+validate_sides(battle * b)
+{
+  side* s;
+  cv_foreach(s, b->sides) {
+	int snumber = 0;
+    fighter *df;
+	cv_foreach(df, s->fighters) {
+	  unit *du = df->unit;
+	  snumber += du->number;
+	} cv_next(df);
+	assert(snumber==s->flee+s->healed+s->alive+s->dead);
+  } cv_next(s);
+}
+#else
+#define validate_sides(b) /**/
+#endif
+
 const troop no_troop = {0, 0};
 
 region *
@@ -2368,6 +2387,7 @@ aftermath(battle * b)
     /* Alle Fighter durchgehen, Mages suchen, Precombataura zurück */
   } cv_next(s);
 
+  /* validate_sides(b); */
   /* POSTCOMBAT */
   do_combatmagic(b, DO_POSTCOMBATSPELL);
 
diff --git a/src/common/kernel/combatspells.c b/src/common/kernel/combatspells.c
index b0ce40ecb..99fda4667 100644
--- a/src/common/kernel/combatspells.c
+++ b/src/common/kernel/combatspells.c
@@ -941,7 +941,7 @@ sp_chaosrow(fighter * fi, int level, double power, spell * sp)
 		n = df->unit->number;
 
 		if (chance(power/n)) {
-			row = statusrow(df->status)+FIRST_ROW;
+			row = statusrow(df->status);
 			df->side->size[row] -= df->alive;
 			if (df->unit->race->battle_flags & BF_NOBLOCK) {
 				df->side->nonblockers[row] -= df->alive;
@@ -1747,12 +1747,12 @@ sp_undeadhero(fighter * fi, int level, double power, spell * sp)
         int hp = unit_max_hp(du);
         undead += j;
         df->side->casualties -= j;
+		df->side->dead -= j;
         if (j == du->number) {
           /* Einheit war vollständig tot und konnte vollständig zu
           * Untoten gemacht werden */
           int nr;
 
-          df->side->dead -= j;
           df->side->alive += j;
           du->race = new_race[RC_UNDEAD];
           setguard(du, GUARD_NONE);
diff --git a/src/common/util/language.c b/src/common/util/language.c
index 41ce5d890..80a8bd546 100644
--- a/src/common/util/language.c
+++ b/src/common/util/language.c
@@ -143,7 +143,7 @@ locale_setstring(locale * lang, const char * key, const char * value)
 		find->str = strdup(value);
 	}
 	else {
-	  if (strcmp(find->str, value)==0) {
+	  if (strcmp(find->str, value)!=0) {
 		log_error(("Duplicate key %s for '%s' and '%s'\n", key, value, find->str));
 	  }
 	  assert(!strcmp(find->str, value) || !"duplicate string for key");