ID 306614 - Input images that include other channels on top of RGBA are returned as opaque rather than premultiplied

Problem summary
"Input images that include other channels on top of RGBA are returned as opaque rather than premultiplied"

Customer reported version
nuke.11.0v1

Customer reported platform
windows10

Steps to reproduce

1) Install the plugin into the plugins directory

2) Install the Plugin see this link for details on installing plugins.

3) Read in any EXR containing more than just the RGBA channels

Workaround
Use a Copy node to remove all other channels, once you are left with RGBA the plugin should work as intended. 

Reproduced by support
Nuke 11.0v1 - Linux CentOS 6.9 - Windows 7 - MacOS 10.12
Nuke 10.5v5 - Linux CentOS 6.9 - Windows 7 - MacOS 10.12
Nuke10.5v1 - Linux CentOS 6.9 - Windows 7 - MacOS 10.12
Nuke10.0v6 - Linux CentOS 6.9 - Windows 7 - MacOS 10.12
Nuke10.0v1 - Linux CentOS 6.9 - Windows 7 - MacOS 10.12
Nuke9.0v9 - Linux CentOS 6.9 - Windows 7 - MacOS 10.12

Earliest version tested
Nuke 9.0v9

Expected behaviour
The image would be premultiplied. 

Actual behaviour
The image  returns opaque