2198951 - Query crash at dflib\dfo_Join.cxx:480 - SAP IQ

A query consistently fails in dfo_Join::ValidateLocalInternalConsistency (dflib\dfo_Join.cxx:480).

Excerpt of stack trace:

dfo_Join::ValidateLocalInternalConsistency
dfo::ValidateInternalConsistency
dfo::ValidateInternalConsistency
dfo::ValidateInternalConsistency
dfo_Root::Prepare
...

Exception Thrown from dflib\dfo_Join.cxx:480, Err# 0, tid 2 origtid 2
O/S Err#: 0, ErrID: 9216 (df_Exception); SQLCode: -1006001, SQLState: 'QBA01', Severity: 23
[20239]: IQ Internal error. Please report this to SAP IQ support. 
-- (dflib\dfo_Join.cxx 480)  
-- (dflib\dfo_Join.cxx 480)

SAP IQ 16 SP 8.x

CR#765098; CR765098 ; 765098 ;  dfo_Join::ValidateLocalInternalConsistency ; dfo::ValidateInternalConsistency , KBA , BC-SYB-IQ , Sybase IQ , Problem