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Expression validation failed.

Technote (troubleshooting)


Problem(Abstract)

When using IBM Debugger, mouse-over any variable in a COBOL for AIX program. Unable to view its value.

Cause

Environment variable LIBPATH is not set.

Environment

AIX

Diagnosing the problem

Be sure the debugger is installed. Type


lslpp -l ibmdebugger*

lslpp -l cobol*

lslpp -f cobol*

echo $LIBPATH


Resolving the problem

The LIBPATH must point to the location of files derdecb1 and derdcob1. These files are usually in directory

/usr/lpp/cobol/lib


Cross Reference information
Segment Product Component Platform Version Edition
Software Development COBOL for AIX Debugger 3.1

Document information

More support for: IBM Debuggers
IBM Debugger for AIX

Software version: 6.0.1

Operating system(s): AIX

Reference #: 1417738

Modified date: 2010-10-27