h <code> task dft ignore</code>
You may still get a warning in the output to the effect,
<code>!! warning: dft energy failed</code>.
This simply means the energy failed to converge
since you  ran  only one iteration of
the  functional.

<P>
(For more information,  see
S. Kurth, J. Perdew, P. Blaha, Int. J. Quant. Chem 75, 889 (1999)
for a brief description of meta-GGAs, and  citations 14-27
therein for thorough background )

<P>
Note:  both TPSS and PKZB correlation
require the PBE GGA CORRELATION (which is