Troubleshooting
Problem
CLI application remotely connecting to DB2 LUW database server fails with SQL30081N Rc 115,*,* - selectforReceiveTimeout function.
Symptom
Application logs may contain the below error:
Connection failed: Database Error: [IBM][CLI Driver] SQL30081N A
communication error has been detected. Communication protocol being
used: "TCP/IP". Communication API being used: "SOCKETS". Location
where the error was detected: "155.55.555.55". Communication function
detecting the error: "selectForRecvTimeout". Protocol specific error
code(s): "115", "*", "*". SQLSTATE=08001
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Document Information
More support for:
Db2 for Linux, UNIX and Windows
Software version:
10.1, 10.5, 9.7
Operating system(s):
AIX, HP-UX, Linux, Solaris, Windows
Document number:
270687
Modified date:
30 April 2025
UID
swg21970214