State Bank Of India [SBI] — LIEN amount withdrawal

Address:

713209

To: SBI MANAGER,
RE college branch,
Durgapur
My actual account balence should be 2058 rs. But it is showing 2000 as lien amount and i cant withdraw any money. But my balence is showing as 58 rs. What does lien amount means .can i get back my lien amount. Why did the transfere 2000 is kept as lien amount . How do i recocer my lien amount please help me