ERROR : CX_SY_REF_IS_INITIAL - Dereferencing of the NULL reference

Hi Experts,

Cannot display view BP_HEAD/AccountDetails of UI Component BP_HEAD

An exception has occurred Exception Class  CX_SY_REF_IS_INITIAL - Dereferencing of the NULL reference 

Method:  CL_THTMLB_INPUTFIELD=>RESOLVE_MODEL_BINDING 

Source Text Row:  86

In Development server AccountDetails is working and not enhanced also ,

but in quality it is giving a DUMP like above error .

Regards

Kalyan