# Out of frame of yellow and green viewer

**URL:** <https://discourse.slicer.org/t/out-of-frame-of-yellow-and-green-viewer/15882>\
**Category:** Support\
**Tags:** registration\
**Created:** [February 7, 2021, 4:34pm UTC](https://discourse.slicer.org/t/out-of-frame-of-yellow-and-green-viewer/15882 "2021-02-07T16:34:39Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![hao](https://avatars.discourse-cdn.com/v4/letter/h/ea5d25/32.png) [@hao](https://discourse.slicer.org/u/hao)\
**Post date:** [February 7, 2021, 4:34pm UTC](https://discourse.slicer.org/t/out-of-frame-of-yellow-and-green-viewer/15882/1 "2021-02-07T16:34:40Z")

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HI, I tried to do the registration of deux CT dicom series but the images could not showed in the green and yellow view (coronal and sagittal). when I put the mouse in these windows, il shows in the left corner that it "out of frame. coule anyone tell me why?  
thank you

 ![Screenshot from 2021-02-07 17-21-38](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/9/4/94717b1f34265a076d5f91c6886dbc8d7aaee170.png)