Fixed a table expected, got nil error
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The `table.insert(dtile.tilemap_grid[dtile.tilemap_layers[i]][j], tile_id)` line can spit out `bad argument whiteboxdev#1 to 'insert' (table expected, got nil)` error. I'm not 100% sure but I think it happens when the `tilemap_start_y` is anything but 1.
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The
table.insert(dtile.tilemap_grid[dtile.tilemap_layers[i]][j], tile_id)line can spit outbad argument #1 to 'insert' (table expected, got nil)error. I'm not 100% sure but I think it happens when thetilemap_start_yis anything but 1.