Symptom
On version IQ15.4 & IQ16, some various queries are hitting an ERROR , " dfo.cxx:#### … Can not evaluate expression".They have different causing factors, though error message looks similar. Stack trace looks very similar too.
- Stack trace include the following functions:
..df_Exception..df_ErrorCode ...
..df_Exception::ThrowException ...
..dfo::ValidateOutputVectors ...
- Error messages:
- Example-1 :
** Non-Fatal IQ Internal Error Detected
** at dfo.cxx:11505 on thread 27500 (TID 28)
** Internal error at GROUP BY node: #03 Can not evaluate expression: A.EXEC_BAL`(3)
** Error detected at DFO #03 Group By (Sort) - Example-2 :
** Non-Fatal IQ Internal Error Detected
** at dfo.cxx:11439 on thread 22360 (TID 28)
** Internal error at node: #09 Can not evaluate expression: CASE WHEN
** Error detected at DFO #09 Right Outer Join (Hash PushDown) - Example-3 :
** Non-Fatal IQ Internal Error Detected
** at dfo.cxx:11257 on thread 27757 (TID 4)
** Internal error at node: #09 Can not evaluate expression: T2.t1_aa4
** Error detected at DFO #09 Union All
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Environment
- SAP IQ 15.4
- SAP IQ 16.0
Product
SAP IQ 16.0 ; SAP Sybase IQ 15.4
Keywords
dfo.cxx, error -1001043, CR767912, 767912, CR768755, 768755, CR768832, 768832, CR769521, 769521, CR769521, 769521 , KBA , BC-SYB-IQ , Sybase IQ , Bug Filed
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