Index: branches/eam_branches/ppImage.20230123/src/ppImageDetrendNewNonLinear.c
===================================================================
--- branches/eam_branches/ppImage.20230123/src/ppImageDetrendNewNonLinear.c	(revision 42328)
+++ branches/eam_branches/ppImage.20230123/src/ppImageDetrendNewNonLinear.c	(revision 42331)
@@ -5,5 +5,5 @@
     bool status;
 
-    pmFPAfile *linearity_file = psMetadataLookupPtr(&status, config->files, "PPIMAGE.LINEARITY");
+    pmFPAfile *linearity_file = psMetadataLookupPtr(&status, config->files, "PPIMAGE.NEWNONLIN");
     psFits *linearity_fits = linearity_file->fits;
 
@@ -16,7 +16,8 @@
     // if pmFPAfile has been loaded (by ppImageDefineFile in ppImageParseCamera), then
     // the file corresponding to the current chip is found and opened
+    // NOTE: if the extname is missing, we skip the correction
     if (!psFitsMoveExtName(linearity_fits, extname)) {
-	psError(PS_ERR_IO, false, "Unable to move to non-linearity (v2023) table %s", extname);
-	return(false);
+        psLogMsg ("ppImageDetrendNewNonLinear", 4, "Unable to move to non-linearity (v2023) table %s, skipping", extname);
+	return(true);
     }