![mosaic dataset error](/legacyfs/online/497387_Anotación 2020-06-21 201931.jpg)
1.- loaded about 900 ecw to New mosaic Dataset. ok
2.- Edited footprints and boundary with Clip geoprocessing tool (to avoid all white border, values between 230-255 per band) ok
3.- Build Pyramid and Statistics. ok all raster visible between 1:1 to 1:10.000
4.- Define Overviews. ok
5.- Build Overviews. all images are lost. no pyramids or overviews at all. not ok.
6.- run diagnostics with Analyze Mosaic dataset to check data integrity (see image below)
![diagnostics](/legacyfs/online/497388_Anotación 2020-06-21 204331.jpg)
7.- used synchronize Mosaic dataset to repair or update all missing data or corrupted values and....not ok
![synchronize](/legacyfs/online/497389_Anotación 2020-06-21 205511.jpg)
please help.