filterEditor MiniDateRangeItem error

[claudiobosticco]

SmartClient Version: v9.1p_2014-05-13/PowerEdition Deployment (built 2014-05-13)
and
SmartClient Version: v9.1p_2014-05-15/PowerEdition Deployment (built 2014-05-15)

this build works:
SmartClient Version: v9.1p_2014-04-03/PowerEdition Deployment (built 2014-04-03)
I've got this error when filtering on a date field of a grid with filterOnKeypress:true. It raises the error when clicking 'OK' on the 'rangeDialog' window

Chrome on Mac OSX

18:40:30.475:MUP1:WARN:Log:TypeError: undefined is not a function
Stack from error.stack:
	MiniDateRangeItem.enteredCompleteExpression(<no args: exited>) @ ISC_Forms.js:1153:7
	RecordEditor.editorChanged(<no args: exited>) @ ISC_Grids.js:2877:1276
	[a]MiniDateRangeItem.editorChanged(<no args: exited>) @ ISC_Grids.js:2877:1069
	MiniDateRangeItem.handleChanged(<no args: exited>) @ ISC_Forms.js:920:22
	[a]Class._invokeSuper(<no args: exited>) @ ISC_Core.js:270:162
	[o]MiniDateRangeItem.editorHandleChangedOverride(<no args: exited>) @ ISC_Grids.js:1786:772
	MiniDateRangeItem.storeValue(<no args: exited>) @ ISC_Forms.js:919:23
	MiniDateRangeItem.updateValue(<no args: exited>) @ ISC_Forms.js:915:43
	MiniDateRangeItem.rangeDialogCallback(<no args: exited>) @ ISC_Forms.js:2385:3460
	DateRangeDialog.eval(<no args: exited>) @ [no file]:3:25

IE 11 on Windows 7:

18:51:15.671:MUP9:WARN:Log:Error:
	'L'oggetto non supporta la proprietà o il metodo 'contains''
	in https://localhost:8444/JpcEP/isomorphic/system/modules-debug/ISC_Forms.js?isc_version=v90p_2013-07-29.js
	at line 29195

'L'oggetto non supporta la proprietà o il metodo 'contains'' means ' object doesn't support 'contains' property or method'

[Isomorphic]

This has been fixed for builds dated May 17 and later

[claudiobosticco]

SmartClient Version: v9.1p_2014-05-18/PowerEdition Deployment (built 2014-05-18)

verified, thank you very much