3199831 - System call failed [generic:111]: Connection refused

• Updating a component  of the HANA system ID or Tenant through the hdbcons tool , dumps in the following error on the host's command line (Entries may also be present in the HANA <service_name> trace file)
  
  

  sidadm@hostname:/usr/sap/SID/HDB40> hdbcons
  SAP HANA DB Management Client Console (type '\?' to get help for client commands)
  Try to open connection to server process 'hdbindexserver' on system 'SID', instance '40' and tenant 'SID'
  exception 1: no.2050100 (Basis/System/SystemCall.hpp:558) TID: 62357
  System call failed [generic:111]: Connection refused
  exception throw location:
  0: 0x00007fffa9e990b4 in System::SystemCallException::SystemCallException(char const*, int, ltt::error_code const&)+0x64 at Basis/System/impl/SystemCall.cpp:78 (libhdbbasis.so)
  1: 0x00007fffaa2ecabc in System::SystemCallPolicies::ErrorThrowAlways::apply(ltt::error_code const&) [clone .isra.0]+0x40 at Basis/System/SystemCall.hpp:558 (libhdbbasis.so)
  2: 0x00007fffa9b567c8 in Stream::impl::ExternalClientImpl::createConnectionIntern(NetworkAccess::NetworkAddress&)+0x3f8 at Basis/System/SystemCall.hpp:1280 (libhdbbasis.so)
  3: 0x00007fffa9b56d40 in Stream::impl::ExternalClientImpl::createConnection(char const*, char const*, char const*, char const*)+0x150 at Basis/IO/NetworkAccess/impl/NetworkAddress.cpp:174 (libhdbbasis.so)
  4: 0x00007fffa97d46b0 in Diagnose::ExternalCommandClientImpl::createAndWait(char const*, char const*, char const*, char const*)+0x1f0 at Basis/Diagnose/impl/ExternalCommandClient.cpp:74 (libhdbbasis.so)
  5: 0x00007fffa97da0cc in Diagnose::ExternalCommandClientImpl::exec(unsigned long, char const**)+0xb2c at Basis/Diagnose/impl/ExternalCommandClient.cpp:710 (libhdbbasis.so)
  6: 0x00007fffa97dbd50 in Diagnose::ExternalCommandClient::run(ltt::allocator&, unsigned long, char const**, ltt::basic_ostream<char, ltt::char_traits<char> >&, ltt::basic_istream<char, ltt::char_traits<char> >&)+0xe0 at ltt/memory.hpp:1402 (libhdbbasis.so)
  7: 0x000000012e851ef0 in main+0xe0 at Basis/Tools/ManagementConsole.cpp:146 (hdbcons)
  8: 0x00007fffa9e7acb0 in System::mainWrapper(int, char**, char**, void*)+0x60 at Basis/System/impl/IsInMain.cpp:321 (libhdbbasis.so)
  9: 0x00007fffa8986620 in generic_start_main.isra.0+0x140 (libc.so.6)
  10: 0x00007fffa8986834 in __libc_start_main+0xb4 (libc.so.6)
  11: 0x00007fffa9e70430 in __libc_start_main+0xa0 at Basis/System/impl/IsInMain.cpp:351 (libhdbbasis.so)
  12: 0x0000000000000000 in <no symbol>+0x0 (<unknown>)
  
  exception type information:
  - 0: public System::SystemCallException@0x00007fffaa33a5e8 SI
  - 0: public ltt::exception@0x00007fffa91ce3c8
  
  Could not open connection to server process
  
  Connection to the service 'hdbindexserver', system 'SID', instance '40' and tenant 'SID' failed
  

  Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental. 

SAP HANA, platform edition

KBA , HAN-DB , SAP HANA Database , HAN-DB-SEC , SAP HANA Security & User Management , HAN-DB-CLI , SAP HANA Clients (JDBC, ODBC) , Problem