Fix bug with placing blank markers on 0 spaces.

1 files changed, 2 insertions, 1 deletions

diff --git a/rules.js b/rules.js
index 1ae8f66..abaf9af 100644
--- a/rules.js
+++ b/rules.js
@@ -2904,7 +2904,8 @@ function place_blank_marker(args) {
     let blank = get_blank_marker_id(track_id, space_id);
     log(`Trigger ${get_track_name(track_id)} ${space_id}:`);
     set_delete(game.untriggered_track_effects, blank);
-    set_add(game.triggered_track_effects, blank);
+    if (space_id > 0)
+        set_add(game.triggered_track_effects, blank);
     resolve_active_and_proceed();
 }
 function logi(msg) {