Update:
Hi Guys try can you try these steps and post back results.
1.
1.Browse to Avid\Studio\programs\pcleMPEGBox.ax. Here are the default locations for 32 and 64 bit Windows versions:
32 Bit: C:\Program Files\Avid\Studio\programs\pcleMPEGBox.ax
64 Bit: C:\Program Files (x86)\Avid\Studio\programs\pcleMPEGBox.ax
2.
2.Locate pcleMPEGBox.ax and rename it to pcleMPEGBox.ax _old
3.
3.Download the file
pcleMPEGBox.zip
4.
4.Open pcleMPEGBox.zip and extract pcleMPEGBox.ax to the location described in Step 1
5.
5.Browse to Avid\Studio\plugins\export\XPMMPEG.xpm . Here are the default locations for 32 and 64 bit Windows versions:
32 Bit: C:\Program Files\Avid\Studio\plugins\export\XPMMPEG.xpm
64 Bit: C:\Program Files (x86)\Avid\Studio\ plugins\export\XPMMPEG.xpm
6. 6.
Locate XPMMPEG.xpm and rename it to XPMMPEG.xpm _old
7.
7.Download the file
XPMMPEG.zip
8.
8.Open XPMMPEG.zip and extract XPMMPEG.xpm to the location described in Step 5
9. 9.
Re-launch Studio and try to export again.