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-rw-r--r--src/genworld_gui.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/genworld_gui.cpp b/src/genworld_gui.cpp
index c5432bcd1..0ceb5ac26 100644
--- a/src/genworld_gui.cpp
+++ b/src/genworld_gui.cpp
@@ -732,6 +732,9 @@ struct GenerateLandscapeWindow : public QueryStringBaseWindow {
virtual void OnQueryTextFinished(char *str)
{
+ /* Was 'cancel' pressed? */
+ if (str == NULL) return;
+
int32 value;
if (!StrEmpty(str)) {
value = atoi(str);