minor bug fixes

src/main.sh

@@ -46,7 +46,7 @@ if [ "${1:-}" = "--decorate" ]; then
   exit 0
 fi
 
-if [ "$MUSICDIR" ] && [ "${1:-}" = "--load-local" ]; then
+if [ "${MUSICDIR:-}" ] && [ "${1:-}" = "--load-local" ]; then
   load_local || err "Failed to load local data"
   exit 0
 fi
@@ -483,7 +483,6 @@ while true; do
     [ "$lns" -eq 2 ] && [ "$key" = "ctrl-a" ] && set -- "--select-artist" "$(mb_releasegroup "$mid" | $JQ -r '."artist-credit"')"
     ;;
   "--releasegroup")
-    set -x
     title="$(mb_releasegroup "$2" |
       $JQ -r '.title')"
     artist="$(mb_releasegroup "$2" |
@@ -669,7 +668,7 @@ while true; do
           --bind="focus:transform:[ {3} ] && echo \"rebind:enter\" || echo \"unbind:enter\"" \
           --bind="ctrl-l:accept" \
           --bind="alt-b:execute-silent:xdg-open 'https://musicbrainz.org/release/{r2}' &" \
-          --bind="ctrl-d:half-page-down,ctrl-u:half-page-up"
+          --bind="ctrl-d:half-page-down,ctrl-u:half-page-up" || true
     )
     lns=$(echo "$sel" | wc -l)
     key=$(echo "$sel" | head -1 | tail -1)
@@ -705,7 +704,7 @@ while true; do
           --bind="ctrl-l:accept" \
           --bind="ctrl-d:half-page-down,ctrl-u:half-page-up" \
           --bind="down:preview-half-page-down,up:preview-half-page-up" \
-          --bind="alt-b:execute-silent:xdg-open 'https://musicbrainz.org/artist/{r2}' &"
+          --bind="alt-b:execute-silent:xdg-open 'https://musicbrainz.org/artist/{r2}' &" || true
     )
     lns=$(echo "$sel" | wc -l)
     key=$(echo "$sel" | head -1 | tail -1)