Make sure .import folder exists before importing, in case user deleted it manually. Fixes #15315

editor/editor_file_system.cpp

@@ -1509,6 +1509,19 @@ void EditorFileSystem::_reimport_file(const String &p_file) {
 
 void EditorFileSystem::reimport_files(const Vector<String> &p_files) {
 
+	{ //check that .import folder exists
+		DirAccess *da = DirAccess::open("res://");
+		if (da->change_dir(".import") != OK) {
+			Error err = da->make_dir(".import");
+			if (err) {
+				memdelete(da);
+				ERR_EXPLAIN("Failed to create 'res://.import' folder.");
+				ERR_FAIL_COND(err != OK);
+			}
+		}
+		memdelete(da);
+	}
+
 	importing = true;
 	EditorProgress pr("reimport", TTR("(Re)Importing Assets"), p_files.size());
 

editor/import/resource_importer_wav.cpp

@@ -389,7 +389,6 @@ Error ResourceImporterWAV::import(const String &p_source_file, const String &p_s
 			new_data.resize((last - first + 1) * format_channels);
 			for (int i = first * format_channels; i < (last + 1) * format_channels; i++) {
 				new_data[i - first * format_channels] = data[i];
-				setc++;
 			}
 
 			data = new_data;