I am getting this error now all the time - even with freshly installed Max 2016 an Corona 1.5.2.
Distributed rendering is handled by Deadline 7.2, I am posting the error stack here:
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Error
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Error: Dialog popup detected: Title "wxWidgets Debug Alert", Message "..\..\src\common\cmdline.cpp(1278): assert ""Assert failure"" failed in wxCmdLineParser::Parse(): no wxMessageOutput object?
Do you want to stop the program?
You can also choose [Cancel] to suppress further warnings."
at Deadline.Plugins.ScriptPlugin.RenderTasks(String taskId, Int32 startFrame, Int32 endFrame, String& outMessage, AbortLevel& abortLevel)
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Type
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RenderPluginException
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Stack Trace
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at Deadline.Plugins.Plugin.RenderTask(String taskId, Int32 startFrame, Int32 endFrame)
at Deadline.Slaves.SlaveRenderThread.RenderCurrentTask(TaskLogWriter tlw)
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Log
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2016-11-29 08:42:25: BEGIN - RCUBE01\Administrator
2016-11-29 08:42:25: 0: Start Job timeout is disabled.
2016-11-29 08:42:25: 0: Task timeout is disabled.
2016-11-29 08:42:25: 0: Loaded job: Ichenhausen_v2_09 - Corona DR Job (3ds Max 2016) (583d30c4673ef92cc4797a74)
2016-11-29 08:42:25: 0: INFO: Executing plugin script C:\Users\Administrator\AppData\Local\Thinkbox\Deadline7\slave\rcube01\plugins\583d30c4673ef92cc4797a74\CoronaDR.py
2016-11-29 08:42:25: 0: INFO: Corona DR Plugin Initializing...
2016-11-29 08:42:25: 0: INFO: About: Corona DR Plugin for Deadline
2016-11-29 08:42:25: 0: INFO: The job's environment will be merged with the current environment before rendering
2016-11-29 08:42:25: 0: INFO: Executable: C:\Program Files\Corona\DrServer.exe
2016-11-29 08:42:25: 0: INFO: Existing DR Process: Fail On Existing Process
2016-11-29 08:42:25: 0: INFO: DR Auto Close: False
2016-11-29 08:42:25: 0: INFO: DR Close Timeout: 30 seconds
2016-11-29 08:42:25: 0: Plugin rendering frame(s): 1
2016-11-29 08:42:25: 0: INFO: Corona DrServer job starting...
2016-11-29 08:42:25: 0: INFO: Stdout Redirection Enabled: True
2016-11-29 08:42:25: 0: INFO: Stdout Handling Enabled: True
2016-11-29 08:42:25: 0: INFO: Popup Handling Enabled: True
2016-11-29 08:42:25: 0: INFO: QT Popup Handling Enabled: False
2016-11-29 08:42:25: 0: INFO: WindowsForms10.Window.8.app.* Popup Handling Enabled: False
2016-11-29 08:42:25: 0: INFO: Using Process Tree: True
2016-11-29 08:42:25: 0: INFO: Hiding DOS Window: True
2016-11-29 08:42:25: 0: INFO: Creating New Console: False
2016-11-29 08:42:25: 0: INFO: Running as user: Administrator
2016-11-29 08:42:25: 0: INFO: Executable: "C:\Program Files\Corona\DrServer.exe"
2016-11-29 08:42:25: 0: INFO: Argument: --verbose
2016-11-29 08:42:25: 0: INFO: Startup Directory: "C:\Program Files\Corona"
2016-11-29 08:42:25: 0: INFO: Process Priority: BelowNormal
2016-11-29 08:42:25: 0: INFO: Process Affinity: default
2016-11-29 08:42:25: 0: INFO: Process is now running
2016-11-29 08:42:25: 0: WARNING: Detected popup dialog "wxWidgets Debug Alert".
2016-11-29 08:42:25: 0: WARNING: ---- dump of dialog ----
2016-11-29 08:42:25: 0: WARNING: Button: &Ja
2016-11-29 08:42:25: 0: WARNING: Button: &Nein
2016-11-29 08:42:25: 0: WARNING: Button: Abbrechen
2016-11-29 08:42:25: 0: WARNING: Static:
2016-11-29 08:42:25: 0: WARNING: Static: ..\..\src\common\cmdline.cpp(1278): assert ""Assert failure"" failed in wxCmdLineParser::Parse(): no wxMessageOutput object?
2016-11-29 08:42:25: Do you want to stop the program?
2016-11-29 08:42:25: You can also choose [Cancel] to suppress further warnings.
2016-11-29 08:42:25: 0: WARNING: ---- end dump of dialog ----
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Details
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Date: 11/29/2016 08:42:24
Frames: 1
Elapsed Time: 00:00:00:02
Job Submit Date: 11/29/2016 08:39:51
Job User: fab
Average RAM Usage: 1637630464 (10%)
Peak RAM Usage: 1643319296 (10%)
Average CPU Usage: 2%
Peak CPU Usage: 11%
Used CPU Clocks: 19046
Total CPU Clocks: 952280
All of my render slaves give me this warning. The same scene renders just fine if submitted normally.