2035655 - Syntax Error in CL_BT_APPRO_APPROVALSTEP showing for "Request for Change" document after upgrading to Solution Manager 7.1 SP10

After upgrade to Solution Manager 7.1 SP10, creating a new "Request for Change" document or opening an existing document gives syntax error in CL_BT_APPRO_APPROVALSTEPE_IMPLCP.

"Category                   ABAP Programming Error
Runtime Errors           SYNTAX_ERROR
ABAP Program            CL_BT_APPRO_APPROVALSTEPE_IMPLCP"

"The following error occurred in system SMD : Syntax error in program CL_BT_APPRO_APPROVALSTEPE_IMPLCP .
The error occurred on application server VHSMD_SMD_00 and in work process 7 .
The termination type was: RABAX_STATE
The ABAP call stack was:
Method: CREATE_PAGE of program CL_BSP_PAGE_BASE==============CP"

SAP Solution Manager 7.1 SP10

CL_BSP_PAGE_BASE==============CP, line 190, CL_BSP_PAGE_BASE==============CM01A, AIC_APPROVE_DELETE_CHECK======E, line 25, CHARM, RFC , KBA , SV-SMG-CM , Change Request Management , CRM-BTX-SRQ-RFC , Change Management , Problem