diff --git a/src/common/kernel/region.c b/src/common/kernel/region.c
index 0e85c43c4..eb71e3373 100644
--- a/src/common/kernel/region.c
+++ b/src/common/kernel/region.c
@@ -913,9 +913,11 @@ terraform(region * r, terrain_t t)
 	
 	if (landregion(t)) {
 		const char *name = NULL;
-
-		if (terrain[r->terrain].herbs) name = terrain[r->terrain].herbs[rand()%3];
-
+		if (terrain[r->terrain].herbs) {
+			int len=0;
+			while (terrain[r->terrain].herbs[len]) ++len;
+			if (len) name = terrain[r->terrain].herbs[rand()%len];
+		}
 		if (name != NULL) {
 			const item_type * itype = finditemtype(name, locale_de);
 			const herb_type * htype = resource2herb(itype->rtype);
diff --git a/src/eressea/korrektur.c b/src/eressea/korrektur.c
index a3aa8186a..7e24d1583 100644
--- a/src/eressea/korrektur.c
+++ b/src/eressea/korrektur.c
@@ -1334,6 +1334,33 @@ fix_herbtypes(void)
 }
 #endif
 
+static int
+fix_plainherbs(void)
+{
+	region *r, *lastr;
+	for (r=regions;r;r=r->next) {
+		int i;
+		const char * name;
+		terrain_t t = rterrain(r);
+		if (t!=T_PLAIN) continue;
+		name = LOC(default_locale, rherbtype(r)->itype->rtype->_name[0]);
+		for (i=0;i!=3;++i) if (strcmp(terrain[t].herbs[i], name)==0) break;
+		if (i!=3) lastr=r->next;
+		r=r->next;
+	}
+	for (r=lastr;r;r=r->next) {
+		terrain_t t = rterrain(r);
+		if (t!=T_PLAIN) continue;
+		if (rand()%2) {
+			const char * name = terrain[t].herbs[3+rand()%3];
+			const item_type * itype = finditemtype(name, default_locale);
+			const herb_type * htype = resource2herb(itype->rtype);
+			rsetherbtype(r, htype);
+		}
+	}
+	return 0;
+}
+
 #ifdef SKILLFIX_SAVE
 typedef struct skillfix_data {
 	unit * u;
@@ -2685,6 +2712,7 @@ korrektur(void)
 	stats();
 	do_once("sql2", dump_sql());
 	do_once("fw01", fix_watchers());
+	do_once("fixh", fix_plainherbs());
 #if NEW_RESOURCEGROWTH
 	/* do not remove do_once calls - old datafiles need them! */
 	do_once("rgrw", convert_resources());
diff --git a/src/mapper/logging.c b/src/mapper/logging.c
index 022f86790..deb620927 100644
--- a/src/mapper/logging.c
+++ b/src/mapper/logging.c
@@ -46,7 +46,10 @@ log_read(const char * filename)
 			fscanf(log, "%s %d %d", buf, &x, &y);
 			u = readunit(log);
 			r = findregion(x, y);
-			assert(r);
+			if (r==NULL) {
+				r = new_region(x, y);
+				terraform(r, T_PLAIN);
+			}
 			if (u->region!=r) move_unit(u, r, NULL);
 		} else if (strcmp(buf, "REGION")==0) {
 			int x, y;