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-rw-r--r--src/newgrf.cpp11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/newgrf.cpp b/src/newgrf.cpp
index 42bd6088c..431f7464a 100644
--- a/src/newgrf.cpp
+++ b/src/newgrf.cpp
@@ -5607,6 +5607,17 @@ void LoadNewGRF(uint load_index, uint file_index)
ResetNewGRFData();
+ /*
+ * Reset the status of all files, so we can 'retry' to load them.
+ * This is needed when one for example rearranges the NewGRFs in-game
+ * and a previously disabled NewGRF becomes useable. If it would not
+ * be reset, the NewGRF would remain disabled even though it should
+ * have been enabled.
+ */
+ for (GRFConfig *c = _grfconfig; c != NULL; c = c->next) {
+ if (c->status != GCS_NOT_FOUND) c->status = GCS_UNKNOWN;
+ }
+
/* Load newgrf sprites
* in each loading stage, (try to) open each file specified in the config
* and load information from it. */