https://userapps.support.sap.com/sap/support/knowledge/en/3428351
3428351 - UNCAUGHT_EXCEPTION at CL_RSBK_REQUEST_STATE=IF_RSBK_REQUEST~GET_NUMBER_OF_ERROR_RECORDS...
Following dump happened when check DTP request in process chain. Category ABAP programming error Runtime Errors UNCAUGHT_EXCEPTION