minor

8 years ago · 8f01919f62
1 changed files with 1 additions and 0 deletions
--- a/acme.sh
+++ b/acme.sh
@ -1716,6 +1716,7 @@ _send_signed_request() {
  while [ "${_request_retry_times}" -lt "$MAX_REQUEST_RETRY_TIMES" ]; do
    _debug3 _request_retry_times "$_request_retry_times"
    if [ -z "$_CACHED_NONCE" ]; then
+      _headers=""
      if [ "$ACME_NEW_NONCE" ]; then
        _debug2 "Get nonce. ACME_NEW_NONCE" "$ACME_NEW_NONCE"
        nonceurl="$ACME_NEW_NONCE"