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I would not normally jump in when a question has effectively been answered in the comments but it seems some confusion has crept in. If you want to export your raster as is but with compression there are lots of ways of doing it but Project->Save as Image is NOT one of them. This takes a georeferenced snapshot of the current data view, which can be ...


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This is possible in QGIS using the print composer. You'll need to both: Remove the background color from the map item. This is done by unchecking the "background" option in the map item's properties. (The default is a white background) Set the page itself to a transparent style. This is done through the composition properties tab.


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Arcmap has the ability to save with transparent colour for those image formats that support a transparent colour: GIF and PNG, of these two the PNG (Portable Network Graphic) is the better format as it supports 24bit colour and transparency where GIF only has 8bit palette colour and transparency. To make the export transparent select in the export dialog ...


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Other than tile size, as noted by @Irssvt, you can also set some timeout and tile retry parameters. Default timeout per connection is in Settings->Options->network->Timeout for network requests Retry in case of timeout is in Settings->Options->network->Max retry in case of tile request errors. I coded the last retry parameters in QGIS, ...


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Sometime that could occurs with slow connection. You could try to set a tile size for your WMS layer. Change Tile size (e.g 256x256) in WMS Connecition dialog and you see if it works for you: Sometime it helped me for large compositions. Hope this helps.


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ArcGIS has some issues with exporting and transparency: http://support.esri.com/em/knowledgebase/techarticles/detail/32379 http://support.esri.com/cn/knowledgebase/techarticles/detail/17336 http://support.esri.com/cn/knowledgebase/techarticles/detail/33011 I suspect your issues are related to some of these issues. Whenever I run into a problem like ...


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try this method, it could be work. using "copy feature" tool to create a new feature class in .gdb. export the new feature as a shapefile. hope it works. Good luck.


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Here’s a final word from a developer regarding this matter.



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