2214340 - How to handle the dump "OBJECTS_OBJREF_NOT_ASSIGNED" for report "AI_CRM_IM_UPDATE_FROM_SAP"

Job SM:REFRESH MESSAGE STATUS (Report:AI_CRM_IM_UPDATE_FROM_SAP) is scheduled for updating the incidents.

But you find that incidents can not be updated and there is below dump in ST22.

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Category               ABAP Programming Error
Runtime Errors         OBJECTS_OBJREF_NOT_ASSIGNED
Except.                CX_SY_REF_IS_INITIAL
ABAP Program           CL_IM_AI_IM_MAIL_FORMS========CP
Application Component  SV-SMG-SUP

Access via 'NULL' object reference not possible.You attempted to use a 'NULL' object reference (points to 'nothing')
access a component (variable: "IO_PARTNER").
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SAP Solution Manager 7.1

SPPFCADM，CRM_ORDER， XXXX_MAIL_FORM，AI_CRM_IM_UPDATE_FROM_SAP，REFRESH MESSAGE STATUS，CX_SY_REF_IS_INITIAL，CL_IM_AI_IM_MAIL_FORMS , KBA , SV-SMG-SUP , Service Desk / Incident Management , How To