<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_ym19_1_1469120687978_18833">Hi vtk Users</div><div id="yui_3_16_0_ym19_1_1469120687978_18839"><br></div><div id="yui_3_16_0_ym19_1_1469120687978_18933" dir="ltr">I have encountered a strange issue, whenever I scrolls slices in the QVTKWidget, the screen turns out white with no image.</div><div id="yui_3_16_0_ym19_1_1469120687978_18934" dir="ltr">I have used vtkImageViewer2 and also display text using vtktextActor on the screen along with slices. <br></div><div id="yui_3_16_0_ym19_1_1469120687978_18935" dir="ltr">The whole task is done using python and QVTKWidget.</div><div id="yui_3_16_0_ym19_1_1469120687978_18944" dir="ltr"><br></div><div id="yui_3_16_0_ym19_1_1469120687978_18945" dir="ltr">Please let me know, the solution for this problem.<br></div></div></body></html>