tm script - redirect error output to /dev/null

bin/tm

@@ -1,5 +1,4 @@
 #!/bin/sh
-# export PATH=$PATH:/usr/local/bin
 
 # abort if we're already inside a TMUX session
 [ "$TMUX" == "" ] || exit 0
@@ -8,7 +7,7 @@
 
 # present menu for user to choose which workspace to open
 PS3="Please choose your session: "
-options=($(tmux list-sessions -F "#S") "New Session" "zsh")
+options=($(tmux list-sessions -F "#S" 2>/dev/null) "New Session" "zsh")
 echo "Available sessions"
 echo "------------------"
 echo " "