hi ashutosh,
i have rebuild the index for that table the issue has gone thanq for that.
but again one issue have getting error while export abap
see the log file
D:\usr\sap\RB1\DVEBMGS00\exe\R3load.exe: version R7.20/V1.4 [UNICODE]
Compiled May 7 2010 03:19:51
D:\usr\sap\RB1\DVEBMGS00\exe\R3load.exe -ctf E I:\RB1EXPORT\ABAP\DATA\SAPAPPL0_1.STR I:\RB1EXPORT\ABAP\DB\DDLORA_LRG.TPL SAPAPPL0_1.TSK ORA -l SAPAPPL0_1.log
(RTF) ########## WARNING ###########
Without ORDER BY PRIMARY KEY the exported data may be unusable for some databases
D:\usr\sap\RB1\DVEBMGS00\exe\R3load.exe: job completed
D:\usr\sap\RB1\DVEBMGS00\exe\R3load.exe: END OF LOG: 20160502160114
D:\usr\sap\RB1\DVEBMGS00\exe\R3load.exe: START OF LOG: 20160502160114
D:\usr\sap\RB1\DVEBMGS00\exe\R3load.exe: sccsid @(#) $Id: //bas/720_REL/src/R3ld/R3load/R3ldmain.c#3 $ SAP
D:\usr\sap\RB1\DVEBMGS00\exe\R3load.exe: version R7.20/V1.4 [UNICODE]
Compiled May 7 2010 03:19:51
D:\usr\sap\RB1\DVEBMGS00\exe\R3load.exe -e SAPAPPL0_1.cmd -datacodepage 4103 -l SAPAPPL0_1.log -stop_on_error