Minecraft not able to mine

[st8terblock]

When i try to hit something it doesn't do anything( like cracking and stuff).  Please help.

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[Gsterman]

When i try to hit something it doesn't do anything( like cracking and stuff).  Please help.

No idea, this is the Blockland help forums, anyway.
Lock this and move it to games.

[The Resonte!]

No idea, this is the Blockland help forums, anyway.
Lock this and move it to games.

[xHerobrinex]

Maybe because you need to hold the mouse button down, not just pressing it over and over.