Fix tileset palette saving crash

CHANGELOG.md

@@ -58,6 +58,7 @@ The **"Breaking Changes"** listed below are changes that have been made in the d
 - Fix some file dialogs returning to an incorrect window when closed.
 - Fix bug where reloading a layout would overwrite all unsaved changes.
 - Fix bug where layout json and blockdata could be saved separately leading to inconsistent data.
+- Fix crash when saving tilesets with fewer palettes than the maximum.
 
 ## [5.4.1] - 2024-03-21
 ### Fixed

src/project.cpp

@@ -1130,7 +1130,8 @@ void Project::saveTilesetTilesImage(Tileset *tileset) {
 }
 
 void Project::saveTilesetPalettes(Tileset *tileset) {
-    for (int i = 0; i < Project::getNumPalettesTotal(); i++) {
+    int numPalettes = qMin(tileset->palettePaths.length(), tileset->palettes.length());
+    for (int i = 0; i < numPalettes; i++) {
         QString filepath = tileset->palettePaths.at(i);
         PaletteUtil::writeJASC(filepath, tileset->palettes.at(i).toVector(), 0, 16);
     }