topic TIFF Colormaps lost / corrupted when Images Loaded in ArcGIS in Data Management Questions https://community.esri.com/t5/data-management-questions/tiff-colormaps-lost-corrupted-when-images-loaded/m-p/389179#M22345 <HTML><HEAD></HEAD><BODY><SPAN>Dear All,</SPAN><BR /><SPAN>I have a variety of different (Ordnance Survey) TIFF Raster images (1:50K, 1:25K, 1:10K) which lose their Colormap information when loaded into ArcMap 10.&nbsp; </SPAN><BR /><BR /><SPAN>Instead of being 8-bit / 256 colors, they just appear as 1-bit binary (speckled black pixels and a legend of "0 White").</SPAN><BR /><BR /><SPAN>I've tried this on a number of PCs, but none will load correctly.</SPAN><BR /><BR /><SPAN>Any ideas on what I'm doing wrong? Or whether it is a Windows issue rather than an Arc bug?</SPAN><BR /><SPAN>Cheers,</SPAN><BR /><SPAN>David.</SPAN></BODY></HTML> Tue, 13 Dec 2011 09:58:08 GMT DavidKidner 2011-12-13T09:58:08Z TIFF Colormaps lost / corrupted when Images Loaded in ArcGIS https://community.esri.com/t5/data-management-questions/tiff-colormaps-lost-corrupted-when-images-loaded/m-p/389179#M22345 <HTML><HEAD></HEAD><BODY><SPAN>Dear All,</SPAN><BR /><SPAN>I have a variety of different (Ordnance Survey) TIFF Raster images (1:50K, 1:25K, 1:10K) which lose their Colormap information when loaded into ArcMap 10.&nbsp; </SPAN><BR /><BR /><SPAN>Instead of being 8-bit / 256 colors, they just appear as 1-bit binary (speckled black pixels and a legend of "0 White").</SPAN><BR /><BR /><SPAN>I've tried this on a number of PCs, but none will load correctly.</SPAN><BR /><BR /><SPAN>Any ideas on what I'm doing wrong? Or whether it is a Windows issue rather than an Arc bug?</SPAN><BR /><SPAN>Cheers,</SPAN><BR /><SPAN>David.</SPAN></BODY></HTML> Tue, 13 Dec 2011 09:58:08 GMT https://community.esri.com/t5/data-management-questions/tiff-colormaps-lost-corrupted-when-images-loaded/m-p/389179#M22345 DavidKidner 2011-12-13T09:58:08Z