https://userapps.support.sap.com/sap/support/knowledge/en/3324465
3324465 - Error in phase PREP_GENCHECKS/JOB_RSUPG_DBDIFF_PRE - SUM | SAP Knowledge Base Article
SUM encountered an error in phase PREP_GENCHECKS/JOB_RSUPG_DBDIFF_PRE. 14% - Process stopped with error...