lib/async/container/thread.rb in async-container-0.16.4 vs lib/async/container/thread.rb in async-container-0.16.5

@@ -19,9 +19,10 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 # THE SOFTWARE.
 
 require_relative 'channel'
+require_relative 'error'
 require_relative 'notify/pipe'
 
 require 'async/logger'
 
 module Async