This dream indicates the existence of a problem, a change of situation, or dilemma. If you are able to open the lock and move on, the response will be positive, but if not it will be negative. If you force the lock it means that you will try to achieve your goals using any strategy, whether lawful or not. (See door and threshold )
Gallery of dreams
If you want to be more creative today, that you were yesterday, it would be ideal for you to have enough rest and sleep. Your brain will be working overnight to consolidate your memories, making them stronger and making you organized and well-structured. Researches showed that people will have stronger emotional components, which could surely help with their creativity.
Sleeping can help with the overall well-being than avoiding irritability. A lack of sleep can easily contribute to depression, but having a good one could easily change your mood or alleviate your anxiety. With a good night's sleep, you'll surely have emotional stability and balance.