2518334 - 500 SAP Internal Server Error ERROR: Field symbol has not been assigned yet. (termination: RABAX_STATE) when logging into BPC Real-time Consolidation

The following error occurs when logging into the BPC web portal when using BPC embedded or S4/HANA Real-time Consolidation:

500 SAP Internal Server Error
ERROR: Field symbol has not been assigned yet. (termination: RABAX_STATE)

The below runtime error also appears in the ABAP runtime error log (transaction code ST22):

Category ABAP programming error
Runtime Errors GETWA_NOT_ASSIGNED
ABAP Program CL_RSBPCA_BW_HIER=============CP
Application Component BW-PLA-BPC-ADM

Short Text
Field symbol has not been assigned yet.

What happened?
Error in the ABAP application program.
The current ABAP program "CL_RSBPCA_BW_HIER=============CP" had to be terminated because it found a statement that could not be executed.

"GETWA_NOT_ASSIGNED"
 "CL_RSBPCA_BW_HIER=============CP" bzw. CL_RSBPCA_BW_HIER=============CM009
 "SID_TO_CHAVL_FOR_LIST"

• SAP Business Planning and Consolidation 10.1, version for SAP NetWeaver Embedded model
• SAP S/4HANA 1610 Feature Package Stack 0 or higher

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