Security. Fearing for the safety of possessions, or being either locked up too tightly or not tightly enough (from the Self and others).
To be trying to unlock a safe, you will be worried over the failure of your plans not reaching quick maturity.
To find a safe empty, denotes trouble.... Ten Thousand Dream Interpretation
2. If putting possession in safe, indicates that this is the way one is treating one’s life.
3. If locked up, the dreamer may feel trapped.
4. One has achieved a goal by hard work and/or daring.
5. A place where one hides secrets. ... New American Dream Dictionary
The dream is compensating for your lack of security. You need to feel well-protected, both physically and emotionally.... My Dream Interpretation
If a tomb is caving in: an illness in the family. See Cave.
Depth Psychology: A tomb always points to character traits or fears that you are denying—and that are the reason for present conflicts.... Dreamers Dictionary
To see a vault for valuables, signifies your fortune will surprise many, as your circumstances will appear to be meagre.
To see the doors of a vault open, implies loss and treachery of people whom you trust. ... Ten Thousand Dream Interpretation
To dream of a vault holding valuables is a warning to guard your own wealth against those who would steal from you or cheat you in some manner.
A vault hanging open with valuables inside warns you not to expose your wealth to everyone.... Tryskelion Dream Interpretation
To be going down into a vault represents our need to explore those areas of ourselves that have become hidden. We may also need to explore our attitude to death.
2- Collective wisdom (or the Collective Unconscious information available to all of us) often remains hidden until a real effort is made to uncover the knowledge available. While a vault can represent a tomb, it also represents the ‘archives’ or records to which we all have access.
3- A vault represents the meeting place of the spiritual and physical. Consequently a vault can also symbolise death.... Ten Thousand Dream Dictionary
A vault is also often a sign of emotional anxiety and depression. See Cave, Tomb.
Depth Psychology: A vault can also be a symbol of emotional anxiety and depression. Did you wander aimlessly inside the vault or did you find your way out?... Dreamers Dictionary
To dream of a safe type vault holding valuables is a warning to guard your own wealth against those who would steal from you, or cheat you in some manner.
A vault hanging open with valuables inside warns you not to expose your wealth to everyone.... Encyclopedia of Dreams
To be going down into a vault represents our need to explore those areas of ourselves that have become hidden. We may also need to explore our attitude to death. You might also like to consult the entries for catacomb / crypt, death and tomb.... Dream Meanings of Versatile
To see an open vault forewarns that you should not flaunt your wealth to everyone.... My Dream Interpretation