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-rw-r--r--src/newgrf.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/newgrf.cpp b/src/newgrf.cpp
index 2d9ed343f..c993e1e01 100644
--- a/src/newgrf.cpp
+++ b/src/newgrf.cpp
@@ -2864,6 +2864,12 @@ static void StationMapSpriteGroup(byte *buf, uint8 idcount, uint8 cidcount)
for (uint i = 0; i < idcount; i++) {
uint8 stid = buf[3 + i];
StationSpec *statspec = _cur_grffile->stations[stid];
+
+ if (statspec == NULL) {
+ grfmsg(1, "StationMapSpriteGroup: Station with ID 0x%02X does not exist, skipping", stid);
+ return;
+ }
+
byte *bp = &buf[4 + idcount];
for (uint c = 0; c < cidcount; c++) {
@@ -2896,6 +2902,10 @@ static void StationMapSpriteGroup(byte *buf, uint8 idcount, uint8 cidcount)
for (uint i = 0; i < idcount; i++) {
uint8 stid = buf[3 + i];
StationSpec *statspec = _cur_grffile->stations[stid];
+ if (statspec == NULL) {
+ grfmsg(1, "StationMapSpriteGroup: Station with ID 0x%02X does not exist, skipping", stid);
+ continue;
+ }
statspec->spritegroup[CT_DEFAULT] = _cur_grffile->spritegroups[groupid];
statspec->grffile = _cur_grffile;