nt8 - chart render error

[MicroTrends]

2015-05-07 19:54:04:957 Cbi.Instrument.RequestBars (to Provider): instrument='ES 06-15' from='05/07/2015 19:00:00' to='05/07/2015 23:59:59' period='1 Tick'
2015-05-07 20:36:13:269 ERROR: Failed to call method 'OnCalculateMinMax' on chart object 'ChartBars': Object reference not set to an instance of an object.
2015-05-07 20:36:13:270 Gui.Chart.ChartPanel.OnRender: Object reference not set to an instance of an object.
2015-05-07 20:36:13:270 ERROR: Chart rendering failed. There is likely a problem with a chart object's OnRender method. D2D error = 'Object reference not set to an instance of an object.'
2015-05-07 20:36:13:270 ERROR: Failed to call method 'OnCalculateMinMax' on chart object 'ChartBars': Object reference not set to an instance of an object.
2015-05-07 20:36:13:270 Gui.Chart.ChartPanel.OnRender: Object reference not set to an instance of an object.
2015-05-07 20:36:13:270 ERROR: Chart rendering failed. There is likely a problem with a chart object's OnRender method. D2D error = 'Object reference not set to an instance of an object.'

[NinjaTrader_Brett]

So far we have seen this with our own indicator/strategy/Drawing/BarType object code.

Likely would need indicator/strategy/Drawing/BarType to reproduce and likely the problem is local to one of these objects.

Could you isolate which one is causing the problem any further?

[MicroTrends]

All were blank charts
CandleStyle
1 OHLC

1 with 2 indicators
ADL
WoodiesCCI

i lost the workspace now... sorry1