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-rw-r--r--src/industry_cmd.cpp6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/industry_cmd.cpp b/src/industry_cmd.cpp
index 5ec1d150b..846bb6222 100644
--- a/src/industry_cmd.cpp
+++ b/src/industry_cmd.cpp
@@ -1251,7 +1251,11 @@ static bool CheckNewIndustry_Lumbermill(TileIndex tile)
*/
static bool CheckNewIndustry_BubbleGen(TileIndex tile)
{
- return GetTileZ(tile) <= TILE_HEIGHT * 4;
+ if (GetTileZ(tile) > TILE_HEIGHT * 4) {
+ _error_message = STR_ERROR_CAN_ONLY_BE_BUILT_IN_LOW_AREAS;
+ return false;
+ }
+ return true;
}
/** Industrytype check function signature.