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initial version

I briefly saw this today and fixed by making sure the image topic I want was coming through (I was subscribing to topics published on another host, and ROS network wasn't properly configured). Very partial info but still HTH.

$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:    Ubuntu 16.04.3 LTS
$ rviz -d ~/custom.rviz
[ INFO] [1516658841.051599944]: rviz version 1.12.15
[ INFO] [1516658841.051644922]: compiled against Qt version 5.5.1
[ INFO] [1516658841.051655414]: compiled against OGRE version 1.9.0 (Ghadamon)
[ INFO] [1516658841.164150807]: Stereo is NOT SUPPORTED
[ INFO] [1516658841.164223593]: OpenGl version: 3 (GLSL 1.3).
:
[ WARN] [1516658951.717543181]: OGRE EXCEPTION(2:InvalidParametersException): Stream size does not match calculated image size in Image::loadRawData at /build/ogre-1.9-mqY1wq/ogre-1.9-1.9.0+dfsg1/OgreMain
/src/OgreImage.cpp (line 283)
[ERROR] [1516658951.717640251]: Error loading image: OGRE EXCEPTION(2:InvalidParametersException): Stream size does not match calculated image size in Image::loadRawData at /build/ogre-1.9-mqY1wq/ogre-1.9
-1.9.0+dfsg1/OgreMain/src/OgreImage.cpp (line 283)
[ WARN] [1516658951.752948515]: OGRE EXCEPTION(2:InvalidParametersException): Stream size does not match calculated image size in Image::loadRawData at /build/ogre-1.9-mqY1wq/ogre-1.9-1.9.0+dfsg1/OgreMain
/src/OgreImage.cpp (line 283)