Meaning of tube in a dream

What is the meaning of tube in my dream?

A tube in a dream (seeing a tube or dreaming of tube) usually symbolize a jail like solution and a one way to go with impossibility to see other solutions. This dream usually talks about a certain specific problem that the dreamer can not see the solution to the problem - hence looking through a tube or running inside a tube in the dream without the possibility to view the full big picture and to find the solution to the problem.