diff --git a/src/common/gamecode/creport.c b/src/common/gamecode/creport.c
index 7ef6941ac..6f3ef3c23 100644
--- a/src/common/gamecode/creport.c
+++ b/src/common/gamecode/creport.c
@@ -399,7 +399,8 @@ cr_order(variant var, char * buffer, const void * userdata)
     }
     *wp++ = '\"';
     *wp++ = 0;
-    /*	 sprintf(buffer, "\"%s\"", cmd); */
+    
+    free(cmd);
   }
   else strcpy(buffer, "\"\"");
   return 0;
diff --git a/src/common/gamecode/economy.c b/src/common/gamecode/economy.c
index 11a43c78c..818825dec 100644
--- a/src/common/gamecode/economy.c
+++ b/src/common/gamecode/economy.c
@@ -73,12 +73,6 @@
 # include <items/seed.h>
 #endif
 
-typedef struct donation {
-	struct donation *next;
-	struct faction *f1, *f2;
-	int amount;
-} donation;
-
 typedef struct request {
   struct request * next;
   struct unit *unit;
@@ -372,6 +366,11 @@ free_recruitments(recruitment * recruits)
   while (recruits) {
     recruitment * rec = recruits;
     recruits = rec->next;
+    while (rec->requests) {
+      request * req = rec->requests;
+      rec->requests = req->next;
+      free(req);
+    }
     free(rec);
   }
 }
@@ -845,8 +844,8 @@ report_donations(void)
 {
   region * r;
   for (r=regions;r;r=r->next) {
-    donation * sp;
-    for (sp = r->donations; sp; sp = sp->next) {
+    while (r->donations) {
+      donation * sp = r->donations;
 		  if (sp->amount > 0) {
 			  struct message * msg = msg_message("donation",
 				  "from to amount", sp->f1, sp->f2, sp->amount);
@@ -854,6 +853,8 @@ report_donations(void)
 			  r_addmessage(r, sp->f2, msg);
 			  msg_release(msg);
 		  }
+      r->donations = sp->next;
+      free(sp);
 	  }
   }
 }
diff --git a/src/common/gamecode/monster.c b/src/common/gamecode/monster.c
index 904009e15..2f79020e7 100644
--- a/src/common/gamecode/monster.c
+++ b/src/common/gamecode/monster.c
@@ -979,4 +979,5 @@ plan_monsters(void)
       }
     }
   }
+  pathfinder_cleanup();
 }
diff --git a/src/common/gamecode/report.c b/src/common/gamecode/report.c
index beb3b42d3..9735bc2b3 100644
--- a/src/common/gamecode/report.c
+++ b/src/common/gamecode/report.c
@@ -871,16 +871,20 @@ static void
 rp_battles(FILE * F, faction * f)
 {
   if (f->battles!=NULL) {
-    struct bmsg * bm;
     rnl(F);
     centre(F, LOC(f->locale, "section_battle"), false);
     rnl(F);
-    for (bm=f->battles;bm;bm=bm->next) {
+
+    while (f->battles) {
+      struct bmsg * bm = f->battles;
+      f->battles = bm->next;
       RENDER(f, buf, 80, ("battle::header", "region", bm->r));
       rnl(F);
       centre(F, buf, true);
       rnl(F);
       rp_messages(F, bm->msgs, f, 0, true, false);
+      free_messagelist(bm->msgs);
+      free(bm);
     }
   }
 }
diff --git a/src/common/kernel/battle.c b/src/common/kernel/battle.c
index 4e589f3fa..29235f006 100644
--- a/src/common/kernel/battle.c
+++ b/src/common/kernel/battle.c
@@ -1416,7 +1416,7 @@ select_opponent(battle * b, troop at, int minrow, int maxrow)
  *
  * }
  *
- * cv_kill(fgs); Nicht vergessen
+ * cv_kill(fgs); free(fgs); Nicht vergessen
  */
 
 cvector *
diff --git a/src/common/kernel/calendar.c b/src/common/kernel/calendar.c
index 751999f7e..e87b60451 100644
--- a/src/common/kernel/calendar.c
+++ b/src/common/kernel/calendar.c
@@ -30,3 +30,29 @@ get_gamedate(int turn, gamedate * gd)
   return gd;
 }
 
+void
+calendar_cleanup(void)
+{
+  int i;
+
+  free(agename);
+
+  for (i=0;i!=seasons;++i) {
+    free(seasonnames[i]);
+  }
+  free(seasonnames);
+
+  for (i=0;i!=months_per_year;++i) {
+    free(monthnames[i]);
+  }
+  free(storms);
+  free(month_season);
+  free(monthnames);
+
+  for (i=0;i!=weeks_per_month;++i) {
+    free(weeknames[i]);
+    free(weeknames2[i]);
+  }
+  free(weeknames);
+  free(weeknames2);
+}
diff --git a/src/common/kernel/calendar.h b/src/common/kernel/calendar.h
index 3cb9889b1..323ca68a2 100644
--- a/src/common/kernel/calendar.h
+++ b/src/common/kernel/calendar.h
@@ -1,6 +1,10 @@
 #ifndef KRNL_CALENDAR_H
 #define KRNL_CALENDAR_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 extern char *agename;
 extern int  first_turn;
 extern int  first_month;
@@ -25,5 +29,9 @@ typedef struct gamedate {
 } gamedate;
 
 extern gamedate * get_gamedate(int turn, gamedate * gd);
+extern void calendar_cleanup(void);
 
+#ifdef __cplusplus
+}
+#endif
 #endif
diff --git a/src/common/kernel/combatspells.c b/src/common/kernel/combatspells.c
index ae4164f64..7f1ac3748 100644
--- a/src/common/kernel/combatspells.c
+++ b/src/common/kernel/combatspells.c
@@ -355,6 +355,7 @@ sp_combatrosthauch(fighter * fi, int level, double power, spell * sp)
 		}
 	}
 	cv_kill(fgs);
+  free(fgs);
 
 	if (k == 0) {
 		/* keine Waffen mehr da, die zerstört werden könnten */
@@ -678,6 +679,7 @@ sp_immolation(fighter * fi, int level, double power, spell * sp)
     if (force==0) break;
 	}
   cv_kill(fgs);
+  free(fgs);
 
 	sprintf(buf, "%d Personen %s getötet",
 			killed, killed == 1 ? "wurde" : "wurden");
@@ -968,6 +970,7 @@ sp_chaosrow(fighter * fi, int level, double power, spell * sp)
     power = max(0, power-n);
   }
   cv_kill(fgs);
+  free(fgs);
 
   scat("Ein plötzlicher Tumult entsteht");
   if (k > 0) {
@@ -1045,6 +1048,7 @@ sp_flee(fighter * fi, int level, double power, spell * sp)
 		}
 	}
 	cv_kill(fgs);
+  free(fgs);
 
 	sprintf(buf, "%d Krieger %s von Furcht gepackt.", panik,
 			panik == 1 ? "wurde" : "wurden");
@@ -1672,6 +1676,7 @@ sp_healing(fighter * fi, int level, double power, spell * sp)
   j += heal_fighters(fgs, &healhp, false);
   j += heal_fighters(fgs, &healhp, true);
   cv_kill(fgs);
+  free(fgs);
 
   if (j == 0) {
     scat(", doch niemand mußte magisch geheilt werden.");
@@ -1754,6 +1759,7 @@ sp_undeadhero(fighter * fi, int level, double power, spell * sp)
     }
   }
   cv_kill(fgs);
+  free(fgs);
 
   if (undead == 0) {
     sprintf(buf, "%s kann keine Untoten rufen.", unitname(mage));
diff --git a/src/common/kernel/eressea.c b/src/common/kernel/eressea.c
index 2ca97acdb..e5c89b887 100644
--- a/src/common/kernel/eressea.c
+++ b/src/common/kernel/eressea.c
@@ -3032,7 +3032,7 @@ void
 add_income(unit * u, int type, int want, int qty)
 {
 	if (want==INT_MAX) want = qty;
-	add_message(&u->faction->msgs, new_message(u->faction, "income%u:unit%r:region%i:mode%i:wanted%i:amount",
+	ADDMSG(&u->faction->msgs, msg_message("income", "unit region mode wanted amount",
 		u, u->region, type, want, qty));
 }
 
diff --git a/src/common/kernel/message.c b/src/common/kernel/message.c
index da2cc5587..bdf1b0f41 100644
--- a/src/common/kernel/message.c
+++ b/src/common/kernel/message.c
@@ -378,7 +378,7 @@ cmistake(const unit * u, struct order *ord, int mno, int mtype)
 	if (u->faction->no == MONSTER_FACTION) return;
 	sprintf(ebuf, "error%d", mno);
 	ADDMSG(&u->faction->msgs, msg_message(ebuf, 
-		"command unit region", copy_order(ord), u, u->region));
+		"command unit region", ord, u, u->region));
 }
 
 extern unsigned int new_hashstring(const char* s);
diff --git a/src/common/kernel/movement.c b/src/common/kernel/movement.c
index b9a0da007..ef223c9b8 100644
--- a/src/common/kernel/movement.c
+++ b/src/common/kernel/movement.c
@@ -1786,6 +1786,7 @@ run_to(unit * u, region * to)
   region_list * route = NULL;
   add_regionlist(&route, to);
   travel_route(u, route, NULL, NULL, TRAVEL_RUNNING);
+  free_regionlist(route);
   /* weder transport noch follow */
 }
 
diff --git a/src/common/kernel/pathfinder.c b/src/common/kernel/pathfinder.c
index bebb4af51..bcfde874e 100644
--- a/src/common/kernel/pathfinder.c
+++ b/src/common/kernel/pathfinder.c
@@ -58,6 +58,16 @@ typedef struct node {
 
 static node * node_garbage;
 
+void
+pathfinder_cleanup(void)
+{
+  while (node_garbage) {
+    node * n = node_garbage;
+    node_garbage = n->next;
+    free(n);
+  }
+}
+
 static node *
 new_node(region * r, int distance, node * prev)
 {
diff --git a/src/common/kernel/pathfinder.h b/src/common/kernel/pathfinder.h
index 308bb85a7..71559c760 100644
--- a/src/common/kernel/pathfinder.h
+++ b/src/common/kernel/pathfinder.h
@@ -29,6 +29,9 @@ extern boolean allowed_swim(const struct region * src, const struct region * tar
 extern boolean allowed_fly(const struct region * src, const struct region * target);
 extern boolean allowed_walk(const struct region * src, const struct region * target);
 extern struct region_list * regions_in_range(struct region * src, int maxdist, boolean (*allowed)(const struct region*, const struct region*));
+
+extern void pathfinder_cleanup(void);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/src/common/kernel/region.c b/src/common/kernel/region.c
index 0447671a9..3be3ce100 100644
--- a/src/common/kernel/region.c
+++ b/src/common/kernel/region.c
@@ -821,6 +821,13 @@ free_region(region * r)
     r->resources = res->next;
     free(res);
   }
+
+  while (r->donations) {
+    donation * don = r->donations;
+    r->donations = don->next;
+    free(don);
+  }
+
   free(r);
 }
 
diff --git a/src/common/kernel/region.h b/src/common/kernel/region.h
index e6d85bc7b..d14b1b2a2 100644
--- a/src/common/kernel/region.h
+++ b/src/common/kernel/region.h
@@ -82,6 +82,12 @@ typedef struct land_region {
 #endif
 } land_region;
 
+typedef struct donation {
+  struct donation *next;
+  struct faction *f1, *f2;
+  int amount;
+} donation;
+
 typedef struct region {
   struct region *next;
   struct land_region *land;
diff --git a/src/common/kernel/unit.c b/src/common/kernel/unit.c
index 4465ad856..8cf5e6458 100644
--- a/src/common/kernel/unit.c
+++ b/src/common/kernel/unit.c
@@ -1122,6 +1122,11 @@ stripunit(unit * u)
 		u->items = it;
 	}
 	while (u->attribs) a_remove (&u->attribs, u->attribs);
+  while (u->reservations) {
+    struct reservation *res = u->reservations;
+    u->reservations = res->next;
+    free(res);
+  }
 }
 
 
diff --git a/src/eressea/server.cpp b/src/eressea/server.cpp
index 4b59b6bb7..377b403fa 100644
--- a/src/eressea/server.cpp
+++ b/src/eressea/server.cpp
@@ -64,6 +64,7 @@
 /* kernel includes */
 #include <kernel/border.h>
 #include <kernel/building.h>
+#include <kernel/calendar.h>
 #include <kernel/faction.h>
 #include <kernel/item.h>
 #include <kernel/message.h>
@@ -431,6 +432,7 @@ game_done(void)
 
   creport_cleanup();
   report_cleanup();
+  calendar_cleanup();
 }
 #endif