sap sql WHERE CLAUSE THRWOING OPEN_SQL_KEY ERROR

[#1]

load * inline [
LFARTEMP,
ZLI,
ZLD ];

[LIKP]:
Load
MANDT,
VBELN,
VKORG,
WADAT,
LFART,
KUNNR;
SQL SELECT MANDT VBELN VKORG WADAT LFART KUNNR from LIKP WHERE
Exists(LFARTEMP, LFART);