diff --git a/core/views_survex.py b/core/views_survex.py
index 95bdc70..cf3b556 100644
--- a/core/views_survex.py
+++ b/core/views_survex.py
@@ -245,7 +245,7 @@ def identifycavedircontents(gcavedir):
         else:
             assert re.match(".*?(?:.3d|.log|.err|.txt|.tmp|.diff|.e?spec|~)$", f), (gcavedir, f)
     subsvx.sort()
-    assert primesvx, (gcavedir, subsvx)
+    #assert primesvx, (gcavedir, subsvx)
     if primesvx:
         subsvx.insert(0, primesvx)
     return subdirs, subsvx