The signal m_axis_tuser[35:32]
indicates
error in the GZIP/ZLIB compressed file format. If any of the bits go high, this indicates
that there is an error in the header section of the GZIP/ZLIB compressed file. If you get
this error, you can reset the core and run it again with the modified compressed file. For
more information on GZIP/ZLIB compressed file formats, see these links RFC-1950, RFC-1951, RFC-1952.