Mandy_9 When asking for help, it's useful to include more information about the problems you're facing. Take a look at this forum thread for tips.
Also, including some information as well as a link would make your post look less like spam to anyone reading it.
Often with animation issues, it comes down to conflicting events or collision polygons being different between frames or animations. Sometimes it's easier to have the collisions on one object with an animated sprite pinned to it. Some of our built-in examples do this - see the Player event group in our Fire Bar example.