1916251 - Exception Thrown from s_blockmap.cxx:2988 on running a query in IQ 15.3 or 15.4

Upon running a query, the following stack trace is generated:

The following exception is BUFMAN_BLOCKMAP_INFO_ERROR (-1009047)
from s_blockmap::GetBlockmapEntryInfo().
Blockmap Member Variables for 000000002D91AE28
From s_barray.cxx:361
....
********************************************************
**
** Non-Fatal IQ Internal Error Detected
** at s_blockmap.cxx:2988 on thread 2540 (TID 129)
**
** Please report this to Sybase IQ support
** with the following diagnostic information,
** and, if possible, with the user's command.
**
** Error from IQ connection: SA connHandle: nn SA connID: 16 IQ connID: nnnnnnnn User: XXX
** Time of error: yyyy-mm-dd hh:mm:ss
** IQ Version: Sybase IQ/15.3.0/110506/P/GA
** OS info: IQ built on: MS/Windows 2003, Executed on: Windows/TEDAPPSYB01/WinNT/6.1/Build 7601/Service Pack 1/x86 Family/level 6/Model 47/Stepping 2/2 CPU(s)
** Command status when error occured: CURSOR ACTIVE
** Command text:

[[CUSTOMER QUERY]]

***************** This is the STACKTRACE ***************

===== Thread Number 2540 (IQ connID: nnnnnnnnnn) =====
void __cdecl pcpstack() 00000001804d0980 f hos_stacktrace.o
void __cdecl StackTraceForThisThread() 00000001804d29f0 f hos_stacktrace.o
public: __cdecl s_bufman_exception::s_bufman_exception() __ptr64 00000001805b38c0 f s_bufman.o
private: void __cdecl s_blockmap::GetBlockmapEntryInfo() __ptr64 0000000180548910 f s_blockmap.o
public: class s_buf * __ptr64 __cdecl s_blockmap::Find() __ptr64 000000018054a430 f s_blockmap.o
public: void * __ptr64 __cdecl s_dpByteFetch::FindBuf() __ptr64 0000000180866be0 f s_dpstore.o
public: virtual void * __ptr64 __cdecl s_dpByteFetch::FetchNoCopy() __ptr64 000000018086ad50 f s_dpstore.o
private: enum s_indexfetch::s_fetchRetVal __cdecl hs_dpfetch::FetchNoCopyOFP2() __ptr64 0000000180640460 f s_dpqry.o
public: virtual enum s_indexfetch::s_fetchRetVal __cdecl hs_dpfetch::FetchNoCopyContiguous() __ptr64 0000000180640820 f s_dpqry.o
public: virtual int __cdecl s_fetchRow::FetchContiguous() __ptr64 0000000180c34a90 f vp_FetchRow.o
public: void __cdecl vp_partitionDFPEvaluator::FetchAndEvaluate() __ptr64 0000000180c49dd0 f vpp_dfp.o
public: virtual int __cdecl vp_dpDFPEvaluateIter::ExecWork() __ptr64 0000000180c4b7b0 f vpp_dfp.o
public: virtual void __cdecl workAllocator::DoWork() __ptr64 00000001804b7cb0 f hos_team.o
protected: virtual int __cdecl hos_thread::Main() __ptr64 00000001804d8790 f hos_threadn.o
private: static int __cdecl hos_lwtask::Start() 0000000180489700 f hos_lwtask.o
void __cdecl IQWorkerStarter() 00000000200a4660 f dbsupprt.obj
private: static void __cdecl W32Task::pre_body() 00000000201e7bf0 f ntkernel.obj
BaseThreadInitThunk
RtlUserThreadStart

******************* End of STACKTRACE ******************
**
** End of stack trace from Non-Fatal IQ Internal Error s_blockmap.cxx:2988
**
********************************************************

Exception Thrown from s_blockmap.cxx:2988, Err# 8, tid 129 origtid 129
O/S Err#: 0, ErrID: 2055 (s_bufman_exception); SQLCode: -1009047, SQLState: 'QSA47', Severity: 14
[20068]: main Bufman: Blockmap info error; bmp={bl=5,uid=33593293,txn=76899001,sp=1,nentr=4,rb=6327584,nlnk=1,flags=0xd,vsn=1,fan=8,flags2=0x0,nper=28712,fa=0,max=1}.
-- (s_blockmap.cxx 2988)
Exception Thrown from s_blockmap.cxx:2988, Err# 8, tid 2 origtid 129
O/S Err#: 0, ErrID: 2055 (s_bufman_exception); SQLCode: -1009047, SQLState: 'QSA47', Severity: 14
[20068]: main Bufman: Blockmap info error; bmp={bl=5,uid=33593293,txn=76899001,sp=1,nentr=4,rb=6327584,nlnk=1,flags=0xd,vsn=1,fan=8,flags2=0x0,nper=28712,fa=0,max=1}.
-- (s_blockmap.cxx 2988)

• SAP Sybase IQ 15.3
• SAP Sybase IQ 15.4

KBA , BC-SYB-IQ , Sybase IQ , Problem