Compiling using XL C/C++ for AIX results in license expiration error

Technote (troubleshooting)


Attempts to compile using IBM XL C/C++ for AIX results in the error "The license for the Evaluation version of IBM XL C/C++ for AIX V10.1 compiler product has expired."


The full error message is as follows:

##W IIS-DSEE-TBLD-00000 15:49:00(010) <main_program> Error when checking composite operator: Output from subprocess:  

The license for the  Evaluation version of IBM XL C/C++ for AIX, V10.1 compiler product has expired.

Please send an email to for information on purchasing the product.

The evaluation license can be extended to 74 days in total by either

a) setting an environment variable XLC_EXTEND_EVAL=yes; or,

b) specifying a compiler command line option -qxflag=extend_eval.  

The extended evaluation license will expire on Sat May  7 21:45:59 2011.

Use of the Program continues to be subject to the term


The installed copy of XL C/C++ for AIX is a trial version.

The trial version is fully functional, but for an evaluation period of 60 days.

Resolving the problem

To resolve the issue, you need to uninstall the trial version and install the official version of XL C/C++ for AIX.

Visit IBM Passport Advantage to download the official version of XL C/C++ for AIX.

Document information

More support for:

XL C/C++ for AIX

Software version:

7.0, 8.0, 9.0, 10.1, 11.1

Operating system(s):


Reference #:


Modified date:


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