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“build overviews” for a mosaic generates black\while tiles

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01-29-2017 01:40 PM
JamalNUMAN
Legendary Contributor

Applying “build overviews” for a mosaic generates black\while tiles,

 

For example, in the screenshots below, in order to let the mosaic appear in all scales, the “build overviews” is applied. However, this generates black\while tiles.

 

How this might be resolved?

 

 

Thank you

 

Best

 

Jamal


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Jamal Numan
Geomolg Geoportal for Spatial Information
Ramallah, West Bank, Palestine
15 Replies
JamalNUMAN
Legendary Contributor

Sorry. I just observed that the “build overviews” ends with error.

 

Do I really need a server license to apply the “build overviews”?

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Jamal Numan
Geomolg Geoportal for Spatial Information
Ramallah, West Bank, Palestine
AhmadSALEH1
Occasional Contributor III

Hi

No you really dot need a server license, try to go to geoprocessing menu > Environments then go to Parallel processing set the parallel processing factor to 1. Then try to build the overviews again.

 

please be aware that you need to build the mosaic overviews when you change the overview sampling factor from 3 to 5, this is related for my previous answer and has nothing to do with the server license issue.

 

Thanks

AhmadSALEH1
Occasional Contributor III

I have tested the issue with your data and its working fine with me when stetting the parallel processing factor to 1

thanks,

ahmad

JamalNUMAN
Legendary Contributor

Thanks Ahmad. It works as a charm.

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Jamal Numan
Geomolg Geoportal for Spatial Information
Ramallah, West Bank, Palestine
JamalNUMAN
Legendary Contributor

This works fine in ArcMap 10.6.1

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Jamal Numan
Geomolg Geoportal for Spatial Information
Ramallah, West Bank, Palestine
JohnJanzen
New Contributor III

I also get this checkerboard visualization but for a different reason.  My raster is stored on a server share but on my desktop, I connect to it via a letter drive connection (eg. E:/).  My apps and services connect to the server address (eg. //10.1.1.2/data) so after I've added my rasters, I need to "Repair Mosaic Dataset Paths" using the geoprocessing tool and give it the server path.