https://forums.autodesk.com/t5/3ds-max-forum/invalid-file-pattern-format-in-slate-material-editor-3ds-max/m-p/13860791#M94977 <P>Hello,<BR />I’m using 3ds Max 2024 with V-Ray, and in the Slate Material Editor I get an error saying <STRONG>“Invalid file pattern format.”</STRONG><BR />This happens when I try to load my UDIM texture tiles into a V-Ray material.<BR />Please guide me on the correct file naming or setup to fix this problem.</P><P>Thank you!</P> Tue, 21 Oct 2025 16:53:52 GMT mahmood584arshad 2025-10-21T16:53:52Z https://forums.autodesk.com/t5/3ds-max-forum/invalid-file-pattern-format-in-slate-material-editor-3ds-max/m-p/13860791#M94977 <P>Hello,<BR />I’m using 3ds Max 2024 with V-Ray, and in the Slate Material Editor I get an error saying <STRONG>“Invalid file pattern format.”</STRONG><BR />This happens when I try to load my UDIM texture tiles into a V-Ray material.<BR />Please guide me on the correct file naming or setup to fix this problem.</P><P>Thank you!</P> Tue, 21 Oct 2025 16:53:52 GMT https://forums.autodesk.com/t5/3ds-max-forum/invalid-file-pattern-format-in-slate-material-editor-3ds-max/m-p/13860791#M94977 mahmood584arshad 2025-10-21T16:53:52Z https://forums.autodesk.com/t5/3ds-max-forum/invalid-file-pattern-format-in-slate-material-editor-3ds-max/m-p/13862412#M94981 <P>See the VRay section here:&nbsp;<A href="http://www.neilblevins.com/art_lessons/udim_in_max/udim_in_max.htm" target="_blank" rel="noopener">neilblevins.com - art_lessons - udim_in_max</A>&nbsp;</P><P>&nbsp;</P><P>The filenames need to follow the correct pattern.</P> Wed, 22 Oct 2025 15:37:20 GMT https://forums.autodesk.com/t5/3ds-max-forum/invalid-file-pattern-format-in-slate-material-editor-3ds-max/m-p/13862412#M94981 Casey_H_ 2025-10-22T15:37:20Z