https://userapps.support.sap.com/sap/support/knowledge/en/3322991
3322991 - Connection to SAP IQ NLS crash - SAP IQ | SAP Knowledge Base Article
Connection to SAP IQ NLS could crash. Sometimes, a core file is generated. In dev_w worker process log, a memory address and OS SIGSEGV (Signal l1) issue can...
sap iqknowledge baseconnectionnlscrash