1874225 - "Unexpected end of file" or "invalid checksum" errors during ABAP import phase

During ABAP import phase of system copy using sapinst (SWPM sapnote: 1680045) with R3load based system copy option or during system installation the package load is failed with one of the following errors, which can be found in package-logs, (/<sapinst_instdir>/<SAPTABART>.log or in test_MIGKEY.log):

1. (RD) ERROR: unexpected end of file <SAPTABART>.TOC  (e.g. in test_MIGKEY.log)
    
2. (RFF) ERROR: invalid checksum in data file
   "<exportdump_dirertory>/DATA/<SAPTABART>.001"
                current table was "<table name>"
   (DB) INFO: disconnected from DB
    
3. (RFF) ERROR: "<exportdump_dirertory>/DATA/<SAPTABART>.TOC is not from the same
   export as "<exportdump_dirertory>/DATA/<SAPTABART>.001

R3load based system copy or SAP system installation

test_MIGKEY.log, unexpected end of file, invalid checksum in data file, R3load, SWPM, system copy, installation, export dump, .TOC , KBA , test_migkey.log , BC-INS-MIG , OS/DB Migrations with SWPM and DB refresh , Problem