ID 411301 - Disk render fails on Windows with comma-separated channels

Problem summary:

Disk renders fail when using Katana on Windows wihen using comma separated channels in renderer settings.

Steps to reproduce:

• Load the attached Katana scene.
• With either Arnold or Rfk, start a disk render from the "Render1" node.

Expected behaviour:

• A render shows in the Katana monitor tab.
• A .exr file is produced in the output directory listed in the "Render1" node.

Actual behaviour:

• The render fails with the following error in the render log:

Converting rendered image from 'C:\Users\<user-name>\AppData\Local\Temp\katana_tmpdir_8984\render000079.exr' to 'C:\Users\<user-name>\AppData\Local\Temp\katana_tmpdir_8984\converted000080_windows_output_bug_Render_primary_Ci,a_square_512_linear.2.exr'Copying exr header info using command: "C:\Program Files\Katana3.0v1\bin\katanaPython.exe" "C:\Program Files\Katana3.0v1\bin\exrcopyrenderattrs" --package "Katana 3.0v1" --renderer 22.5 C:\Users\<user-name>\AppData\Local\Temp\katana_tmpdir_8984\render000079.exr C:\Users\<user-name>\AppData\Local\Temp\katana_tmpdir_8984\converted000080_windows_output_bug_Render_primary_Ci,a_square_512_linear.2.exrCopying rendered image from 'C:\Users\<user-name>\AppData\Local\Temp\katana_tmpdir_8984\converted000080_windows_output_bug_Render_primary_Ci,a_square_512_linear.2.exr' to 'C:\Users\<user-name>\AppData\Local\Temp\katana_tmpdir_8984\windows_output_bug_Render_primary_Ci,a_square_512_linear.2.exr'...Running command: copy /Y 'C:\Users\<user-name>\AppData\Local\Temp\katana_tmpdir_8984\converted000080_windows_output_bug_Render_primary_Ci,a_square_512_linear.2.exr' 'C:\Users\<user-name>\AppData\Local\Temp\katana_tmpdir_8984\windows_output_bug_Render_primary_Ci,a_square_512_linear.2.exr'The system cannot find the file specified.Render stopped with exception code: 1CommandLineRender Error: doRender problemReason = Render stopped with exception code: 1

Workaround:

No known workaround.

Tested versions/platforms:

• 3.2v2 - Affected
• 3.2v1 - Affected
• 3.1v7 - Affected
• 3.0v1 - Affected

Customer version/platform:

Katana 3.2v2 with Renderman 22.6 - Windows