To dream that a door is closed, represents an aspect of your life or and opportunity that is closed off to you. It may also refer to sexual secrets or activities.
To dream that the store is closed, indicates your inability to consider other alternatives and other viewpoints. You may be biased in your judgment and opinion. It also represents feelings of inadequacy and frustration.
Something that is closed or sealed, such as a door or a box lid, can represent:
An obstacle or challenge to moving forward somehow in your life
Inaccessibility or unavailability
A feeling that you lack permission to do something, say something, etc.
Safety, security, or protection
The end of a phase, where something has "come to a close" in your life