ID 275718 - Nuke crashes when attempting to render DeepWrite which references a DeepRead with no file

Problem summary
Nuke crashes when attempting to render DeepWrite which references a DeepRead with no file

Customer reported version
nuke.10.0v6

Customer reported platform

Steps to reproduce
Nuke 10.5v3 - OSX 10.11.6
1. Open Nuke
2. Open customer script 
3. Select the DeepWrite node > right click > Render > Render selected write node
4. Set Frame range input to 1 (by default it is 1-100)
5. Hit OK
Result: Nuke crashes

https://crashreports.thefoundry.co.uk/crashreports/view/807009

Workaround
Unknown.

Reproduced by support
OSX 10.11.6
Nuke:
10.5v3

OSX 10.12.4
Nuke: 
10.0v6
10.5v3
9.0v9
8.0v7
7.0v10
Windows 7
NukeX:
10.5v4
10.0v6
9.0v9
8.0v7
7.0v10

Expected behaviour
Nuke to not crash

Actual behaviour
Nuke crashed