Re: Auto-WEKA Error

Hi,

I cannot reproduce the error on my MacBook by using weka 3.8.6 with Auto-WEKA 2.6.4

Could you give some details about your environment, such as the OS, the version of Auto-WEKA.

Thanks,
Justin

> On 25/06/2022, at 2:50 PM, [email protected] wrote:
> 
> Hello,
> I'm using Weka 3.8.6 and have the latest Auto-WEKA package installed.  I get the following error message every time I try to run it using the panel interface:
> 
> 22:44:11: Weka Explorer
> 22:44:11: (c) 1999-2022 The University of Waikato, Hamilton, New Zealand
> 22:44:11: web: https://www.cs.waikato.ac.nz/~ml/weka/
> 22:44:11: Started on Friday, 24 June 2022
> 22:44:38: Base relation is now iris (150 instances)
> 22:44:38: java.lang.NullPointerException: Cannot invoke "weka.core.Instances.numInstances()" because "dataset" is null
> 22:44:43: Started Auto-WEKA for iris
> 22:44:43: Cannot invoke "java.lang.CharSequence.toString()" because "<parameter1>" is null
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