Content is not allowed in prolog error

Hi All,

  when executing JDBC to ECC scenario "Content is not allowed in prolog" is triggering under mapping. Applied

the solutions suggested by below links

The Mystery of 'Content is not allowed in prolog'

Reading Binary File Using ICO

  Restarted the message twice and removed SWCV also, still its giving me the same error.

error:

Note: Using PI 7.4 single stack and interface developed using ICO.

  Can anyone suggest possible solution to avoid this error.

Thanks,

Aman.