On 06/12/18 8:13 PM, commits at source.squeak.org wrote:
>    ----- Method: ComplexProgressIndicator>>withProgressDo: (in category 'as yet unclassified') -----
>    withProgressDo: aBlock
>    
>    	| safetyFactor totals trialRect delta targetOwner |

targetOwner is an uninitialized local variable
>    ....
>    	targetMorph ifNil: [
> ...
  It is not set in this part of the test. Should it be set to nil here?
>    	] ifNotNil: [
>    		targetOwner := targetMorph owner.
> .....
>    	].
> ....
> + 	"targetOwner ifNotNil: [targetOwner hide]."

but is used here.

Regards .. Subbu