Given following log snippets, their explanation, and nothing else, explain what failure, if any, occurred during build of this package.

  Snippets are in a format of [X] : [Y], where [X] is a log snippet, and [Y] is the explanation.

  Snippets are delimited with '================'.

  Drawing on information from all snippets, provide a concise explanation of the issue and recommend a solution.

  Explanation of the issue, and recommended solution, should take a handful of sentences.

  Snippets:

  [error: Bad exit status from /var/tmp/rpm-tmp.mATsG0 (%build)]: [The failure in the build status code.]
=============
[/usr/include/qt6/QtCore/qstring.h:315:53: error: no type named ‘type’ in ‘struct std::enable_if<false, bool>’]: [Error related to invalid variable type.]

Issue: The failure in invalid type caused build to fail.
Resolution: Define currently undefined variable.