[Fixed Bugs and Problems]

• Fixed the Symmetry Ruler guideline for better recognition.
• Fixed the opening and closing animations for the material tool.
• Fixed a bug by which crashes occurred when opening and closing the layer sorting tip.
• Fixed a bug by which the app sometimes crashes when performing data downloads with the material tool.
• Fixed a bug by which a 0-byte vector file was created when you display the zooming view of an artwork in which there is no vector file.
• Fixed auto-delete and thumbnail recreation processes in artwork without vector files so that the thumbnail file and cache are not deleted.
• Fixed the auto-import process for vector files so that 0-byte vector files are not deleted.
• Fixed a bug by which the application sometimes crashes when performing data downloading with the material tool.
• Fixed a bug by which an error reading "Failed to initialize the framebuffer:1" is displayed when failing to perform data downloading with the material tool.
• Fixed a bug by which an error reading "ThreadManager::initializeInstance() is not called." is displayed when opening the canvas screen.