diff --git a/pkg/arvo/app/spider.hoon b/pkg/arvo/app/spider.hoon
index 041341531e..b8659d0463 100644
--- a/pkg/arvo/app/spider.hoon
+++ b/pkg/arvo/app/spider.hoon
@@ -405,8 +405,8 @@
   =:  starting.state  (~(put by starting.state) yarn [%build vase])
       tid.state       (~(put by tid.state) new-tid yarn)
       serving.state
-        ?.  (~(has by serving.state) yrn) serving.state
-        (~(put by serving.state) yarn)
+        ?.  (~(has by serving.state) new-tid)  serving.state
+        (~(put by serving.state) new-tid [~ %noun q.beak])
   ==
   =/  pax=path
     ~|  no-file-for-thread+file
@@ -476,7 +476,7 @@
   ^-  (quip card ^state)
   =/  m  (strand ,vase)
   ?.  (has-yarn running.state yarn)
-    %-  (slog leaf+"spider got input for non-existent {<yarn>} 2" ~)
+    %-  (slog leaf+"spider got input for non-existent {<yarn>}" ~)
     `state
   =/  =eval-form:eval:m
     thread-form:(need (get-yarn running.state yarn))
diff --git a/pkg/base-dev/lib/strand.hoon b/pkg/base-dev/lib/strand.hoon
index 8e2b1fc036..13713640de 100644
--- a/pkg/base-dev/lib/strand.hoon
+++ b/pkg/base-dev/lib/strand.hoon
@@ -138,7 +138,7 @@
       =/  res  (mule |.((vale.dais in)))
       ?:  ?=(%| -.res)
         ~|(%spider-mark-fail (mean leaf+"spider: ames vale fail {<mark>}" p.res))
-      p.res
+      [mark p.res]
     ::
     ::  Take a new sign and run the strand against it
     ::