Exception in AES decryption algorithm in java

Question

I got an exception in the following code for AES algorithm in java.

Code decryptes an encrypted string and returns the original string.

Plz help me to fix t

Answer 1

Well if this is the error Input length must be multiple of 16 when decrypting with padded cipher. Than the answear is obvious, the length of your buffer must be a multiple of 16. Have you checked the length of buf[]?