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2512727 - Signal 11 in LeAlignedDataRow() when using MERGE - SAP ASE 16.0


  • Using the "merge" functionality
  • ASE reported a Signal 11 error in the module LeAlignedDataRow::writeRow() followed by a stack trace:

Current process (0x2410121) infected with signal 11 (SIGSEGV)
Address 0x0x0000000001552501 (LeAlignedDataRow::writeRow(unsigned char*, int,sdes*, sdes*)+0x3e1), siginfo (code, address) = (128, 0x(nil))

  • Stack trace inlcudes the following functions:

LeAlignedDataRow::writeRow(unsigned char*, int, sdes*, sdes*)
LeMergeStmtOp::_MergeIns(ExeCtxt&, short, int)

   Note: A complete stack trace is available under Attachments.

  • ASE erorrlog reports that the stack becomes a zombie process:

kernel task 37814561 is zombie
kernel task 37683488 is zombie
kernel task 37552415 is zombie
kernel task 35717393 is zombie
kernel task 27066575 is zombie

  • The merge statement was executed from an application using a JDBC connection.
  • The merge statement running from isql runs successfully.



  • SAP Adaptive Server Enterprise (ASE) 16.0
  • SAP Adaptive Server Enterprise (ASE) Software Developer Kit (SDK) 16.0
  • jConnect for JDBC 16


SAP Adaptive Server Enterprise 16.0 ; SAP Adaptive Server Enterprise SDK 16.0


java, stacktrace, incompatibility, java 1.6, SEGV, segmentation, storage, access, violation, fault, segfault, kisignal, registers , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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