diff --git a/lib/scripts/legacy_lyxpreview2ppm.py b/lib/scripts/legacy_lyxpreview2ppm.py
index 597883a4aa..86a873502e 100644
--- a/lib/scripts/legacy_lyxpreview2ppm.py
+++ b/lib/scripts/legacy_lyxpreview2ppm.py
@@ -302,7 +302,7 @@ def legacy_conversion_step1(latex_file, dpi, output_format, fg_color, bg_color,
     # Compile the latex file.
     latex_status, latex_stdout = run_latex(latex, latex_file)
     if latex_status:
-      return (latex_status, [])
+        warning("trying to recover from failed compilation")
 
     if pdf_output:
         return legacy_conversion_step3(latex_file, dpi, output_format, True, skipMetrics)
diff --git a/lib/scripts/lyxpreview2bitmap.py b/lib/scripts/lyxpreview2bitmap.py
index de4121f2db..dfed2643ed 100755
--- a/lib/scripts/lyxpreview2bitmap.py
+++ b/lib/scripts/lyxpreview2bitmap.py
@@ -435,7 +435,9 @@ def main(argv):
                 fg_color, bg_color, latex, pdf_output)
 
     # Compile the latex file.
-    run_latex(latex, latex_file, bibtex)
+    latex_status, latex_stdout = run_latex(latex, latex_file, bibtex)
+    if latex_status:
+        warning("trying to recover from failed compilation")
 
     # The dvi output file name
     dvi_file = latex_file_re.sub(".dvi", latex_file)